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p-correct-map-3b

question stringlengths 66 3.58k	prob float64 0 1	correct_count int64 0 128	total_samples int64 128 128	question_hash stringlengths 16 16	answer_idx stringclasses 5 values
A 23-year-old pregnant woman at 22 weeks gestation presents with burning upon urination. She states it started 1 day ago and has been worsening despite drinking more water and taking cranberry extract. She otherwise feels well and is followed by a doctor for her pregnancy. Her temperature is 97.7°F (36.5°C), blood pres...	0.8125	104	128	c586aa9e79c2a8f1	E
A 3-month-old baby died suddenly at night while asleep. His mother noticed that he had died only after she awoke in the morning. No cause of death was determined based on the autopsy. Which of the following precautions could have prevented the death of the baby?	0.953125	122	128	6c4044db2a5dd7f6	A
A mother brings her 3-week-old infant to the pediatrician's office because she is concerned about his feeding habits. He was born without complications and has not had any medical problems up until this time. However, for the past 4 days, he has been fussy, is regurgitating all of his feeds, and his vomit is yellow in ...	0.203125	26	128	b402b9fc6594075b	A
A pulmonary autopsy specimen from a 58-year-old woman who died of acute hypoxic respiratory failure was examined. She had recently undergone surgery for a fractured femur 3 months ago. Initial hospital course was uncomplicated, and she was discharged to a rehab facility in good health. Shortly after discharge home from...	0.34375	44	128	95d60931919fb1fb	A
A 20-year-old woman presents with menorrhagia for the past several years. She says that her menses “have always been heavy”, and she has experienced easy bruising for as long as she can remember. Family history is significant for her mother, who had similar problems with bruising easily. The patient's vital signs inclu...	0.585938	75	128	c6b2c8738d19b9d7	E
A 40-year-old zookeeper presents to the emergency department complaining of severe abdominal pain that radiates to her back, and nausea. The pain started 2 days ago and slowly increased until she could not tolerate it any longer. Past medical history is significant for hypertension and hypothyroidism. Additionally, she...	0.734375	94	128	e2e00cc38a87f7b3	C
A 25-year-old primigravida presents to her physician for a routine prenatal visit. She is at 34 weeks gestation, as confirmed by an ultrasound examination. She has no complaints, but notes that the new shoes she bought 2 weeks ago do not fit anymore. The course of her pregnancy has been uneventful and she has been comp...	0.929688	119	128	5d11eab17ba1c026	E
A 3900-g (8.6-lb) male infant is delivered at 39 weeks' gestation via spontaneous vaginal delivery. Pregnancy and delivery were uncomplicated but a prenatal ultrasound at 20 weeks showed a defect in the pleuroperitoneal membrane. Further evaluation of this patient is most likely to show which of the following findings?	0.789062	101	128	13d9d768fc00be43	A
A 62-year-old woman presents for a regular check-up. She complains of lightheadedness and palpitations which occur episodically. Past medical history is significant for a myocardial infarction 6 months ago and NYHA class II chronic heart failure. She also was diagnosed with grade I arterial hypertension 4 years ago. Cu...	0.078125	10	128	d28c727c6ce31239	E
A 35-year-old male presents to his primary care physician with complaints of seasonal allergies. He has been using intranasal vasoconstrictors several times per day for several weeks. What is a likely sequela of the chronic use of topical nasal decongestants?	0.84375	108	128	101489028b12ee90	E
A 46-year-old woman comes to the physician because of a 2-week history of diplopia and ocular pain when reading the newspaper. She also has a 3-month history of amenorrhea, hot flashes, and increased sweating. She reports that she has been overweight all her adult life and is happy to have lost 6.8-kg (15-lb) of weight...	0.15625	20	128	0687f2024223bfdd	C
A 1-year-old boy presents to the emergency department with weakness and a change in his behavior. His parents state that they first noticed the change in his behavior this morning and it has been getting worse. They noticed the patient was initially weak in his upper body and arms, but now he won’t move his legs with a...	0.25	32	128	e9282223a38f56a0	D
A 9-month-old female is brought to the emergency department after experiencing a seizure. She was born at home and was normal at birth according to her parents. Since then, they have noticed that she does not appear to be achieving developmental milestones as quickly as her siblings, and often appears lethargic. Physic...	0.90625	116	128	ef4dd56daf8e9887	D
A 23-year-old man comes to the physician for evaluation of decreased hearing, dizziness, and ringing in his right ear for the past 6 months. Physical examination shows multiple soft, yellow plaques and papules on his arms, chest, and back. There is sensorineural hearing loss and weakness of facial muscles bilaterally. ...	0.976562	125	128	bafbaba6a36d1c7d	C
A 62-year-old woman comes to the physician because of coughing and fatigue during the past 2 years. In the morning, the cough is productive of white phlegm. She becomes short of breath walking up a flight of stairs. She has hypertension and hyperlipidemia. She has recently retired from working as a nurse at a homeless ...	0.898438	115	128	1fec39b653e5a763	D
A 68-year-old man presents to the emergency department with leg pain. He states that the pain started suddenly while he was walking outside. The patient has a past medical history of diabetes, hypertension, obesity, and atrial fibrillation. His temperature is 99.3°F (37.4°C), blood pressure is 152/98 mmHg, pulse is 97/...	0.117188	15	128	f3f5ac90ffe7f1ff	C
A 76-year-old African American man presents to his primary care provider complaining of urinary frequency. He wakes up 3-4 times per night to urinate while he previously only had to wake up once per night. He also complains of post-void dribbling and difficulty initiating a stream of urine. He denies any difficulty mai...	0.921875	118	128	2fc82141cb16658d	E
A 68-year-old man comes to the physician because of recurrent episodes of nausea and abdominal discomfort for the past 4 months. The discomfort is located in the upper abdomen and sometimes occurs after eating, especially after a big meal. He has tried to go for a walk after dinner to help with digestion, but his compl...	0.039062	5	128	8660a93c819b6ea9	D
A 27-year-old female presents to general medical clinic for a routine checkup. She has a genetic disease marked by a mutation in a chloride transporter. She has a history of chronic bronchitis. She has a brother with a similar history of infections as well as infertility. Which of the following is most likely true rega...	0.367188	47	128	c56bf7932edbe3ff	E
A previously healthy 36-year-old man comes to the physician for a yellow discoloration of his skin and dark-colored urine for 2 weeks. He does not drink any alcohol. Physical examination shows jaundice. Abdominal and neurologic examinations show no abnormalities. Serum studies show increased levels of alanine aminotran...	0	0	128	95d1c43d66b0458c	B
A 69-year-old male presents to the emergency room with back pain. He has a history of personality disorder and metastatic prostate cancer and was not a candidate for surgical resection. He began chemotherapy but discontinued due to unremitting nausea. He denies any bowel or bladder incontinence. He has never had pain l...	0.851562	109	128	837640f46722ffde	A
An investigator is studying the function of the lateral nucleus of the hypothalamus in an experimental animal. Using a viral vector, the genes encoding chloride-conducting channelrhodopsins are injected into this nucleus. Photostimulation of the channels causes complete inhibition of action potential generation. Persis...	0.023438	3	128	07a12c0d7da96765	E
A 52-year-old woman comes to the physician because of a 6-month history of generalized fatigue, low-grade fever, and a 10-kg (22-lb) weight loss. Physical examination shows generalized pallor and splenomegaly. Her hemoglobin concentration is 7.5 g/dL and leukocyte count is 41,800/mm3. Leukocyte alkaline phosphatase act...	0.53125	68	128	347ac60fa3d50899	E
A 42-year-old woman is in the hospital recovering from a cholecystectomy performed 3 days ago that was complicated by cholangitis. She is being treated with IV piperacillin-tazobactam. She calls the nurse to her room because she says that her heart is racing. She also demands that someone come in to clean the pile of g...	0.234375	30	128	5dd9a3e78c080dc4	C
A 48-year-old woman comes to the emergency department because of a photosensitive blistering rash on her hands, forearms, and face for 3 weeks. The lesions are not itchy. She has also noticed that her urine has been dark brown in color recently. Twenty years ago, she was successfully treated for Coats disease of the re...	0.351562	45	128	329b966c80f8dada	C
A 53-year-old man comes to the emergency department because of severe right-sided flank pain for 3 hours. The pain is colicky, radiates towards his right groin, and he describes it as 8/10 in intensity. He has vomited once. He has no history of similar episodes in the past. Last year, he was treated with naproxen for s...	0.046875	6	128	6d75ec7ebb1d7c23	B
A 5-year-old girl is brought to the clinic by her mother for excessive hair growth. Her mother reports that for the past 2 months she has noticed hair at the axillary and pubic areas. She denies any family history of precocious puberty and reports that her daughter has been relatively healthy with an uncomplicated birt...	0.765625	98	128	ef48fc1e1eba3c57	B
A 16-year-old boy is brought to the physician by his mother because she is worried about his behavior. Yesterday, he was expelled from school for repeatedly skipping classes. Over the past 2 months, he was suspended 3 times for bullying and aggressive behavior towards his peers and teachers. Once, his neighbor found hi...	0.960938	123	128	2fb41597b6dcf64f	B
A 63-year-old woman presents to her primary-care doctor for a 2-month history of vision changes, specifically citing the gradual onset of double vision. Her double vision is present all the time and does not get better or worse throughout the day. She has also noticed that she has a hard time keeping her right eye open...	0.3125	40	128	57c44c340c99b635	D
An investigator is studying the modification of newly formed polypeptides in plated eukaryotic cells. After the polypeptides are released from the ribosome, a chemically-tagged protein attaches covalently to lysine residues on the polypeptide chain, forming a modified polypeptide. When a barrel-shaped complex is added ...	0.960938	123	128	e5b0fcde0afbd310	E
A 38-year-old man presents to his physician with double vision persisting for a week. When he enters the exam room, the physician notes that the patient has a broad-based gait. The man’s wife informs the doctor that he has been an alcoholic for the last 5 years and his consumption of alcohol has increased significantly...	0.234375	30	128	226c40a98ed1945b	A
A 69-year-old man is brought by his son to the emergency department with weakness in his right arm and leg. The man insists that he is fine and blames his son for "creating panic". Four hours ago the patient was having tea with his wife when he suddenly dropped his teacup. He has had difficulty moving his right arm sin...	0.929688	119	128	a0222be030d0e6d3	E
A 70-year-old man presents to a medical clinic reporting blood in his urine and lower abdominal pain for the past few days. He is also concerned about urinary frequency and urgency. He states that he recently completed a cycle of chemotherapy for non-Hodgkin lymphoma. Which medication in the chemotherapy regimen most l...	0.46875	60	128	1c29e082dd5d0850	D
A 27-year-old man presents to the emergency department after a dog bite. The patient was intoxicated and pulled the dog’s tail while it was eating. The dog belongs to his friend and is back at his friend’s house currently. Physical exam is notable for a dog bite on the patient’s right arm. The wound is irrigated and ex...	0.070312	9	128	f4547008d67cc5ce	A
A 19-year-old woman, accompanied by her parents, presents after a one-week history of abnormal behavior, delusions, and unusual aggression. She denies fever, seizures or illicit drug use. Family history is negative for psychiatric illnesses. She was started on risperidone and sent home with her parents. Three days late...	0.960938	123	128	ef51c89291231b29	D
A 35-year-old woman comes to the physician because of a 1-month history of double vision, difficulty climbing stairs, and weakness when trying to brush her hair. She reports that these symptoms are worse after she exercises and disappear after she rests for a few hours. Physical examination shows drooping of her right ...	1	128	128	0a9e4f3e5853cc38	A
A 6-year-old male who recently immigrated to the United States from Asia is admitted to the hospital with dyspnea. Physical exam reveals a gray pseudomembrane in the patient's oropharynx along with lymphadenopathy. The patient develops myocarditis and expires on hospital day 5. Which of the following would have prevent...	0.09375	12	128	c20a603eb6ab3272	D
A 12-year-old boy who recently emigrated from Pakistan presents with fever, muscle pain, and weakness of the trunk, abdomen, and legs. The patient’s mother says that he has not been vaccinated. Physical examination reveals fasciculation and flaccid paralysis of the lower limbs. A CSF analysis reveals lymphocytosis with...	0.359375	46	128	fd115ecd9734d6b6	E
A researcher is studying the properties of an enzyme that adds phosphate groups to glucose. She discovers that the enzyme is present in most body tissues and is located in the cytoplasm of the cells expressing the enzyme. She decides to mix this enzyme under subphysiologic conditions with varying levels of glucose in o...	0	0	128	10f99b220fd03854	E
A 31-year-old G2P2 female at 40 weeks gestation presents to the hospital following a rush of water that came from her vagina. She is 4 cm dilated and 80% effaced. Fetal heart tracing shows a pulse of 155/min with variable decelerations. About 12 hours after presentation, she gives birth to a 6 lb 15 oz baby boy with AP...	0.046875	6	128	a2022facb543f812	D
A 43-year-old woman presents to the emergency department complaining of palpitations, dry cough, and shortness of breath for 1 week. She immigrated to the United States from Korea at the age of 20. She says that her heart is racing and she has never felt these symptoms before. Her cough is dry and is associated with sh...	0.257812	33	128	cb1ebd65ff885c46	B
A male neonate is being examined by a pediatrician. His mother informs the doctor that she had a mild fever with rash, muscle pain, and swollen and tender lymph nodes during the second month of gestation. The boy was born at 39 weeks gestation via spontaneous vaginal delivery with no prenatal care. On physical examinat...	0.15625	20	128	ad0b9adeb1a9cbe7	D
A 4-year-old boy is brought to the emergency department by his parents. He is lethargic and confused and has a severe headache, vomiting, and a high-grade fever since earlier that day. His mother reports that the child was doing well until 2 days ago when he developed a fever and green nasal discharge. The patient has ...	0.59375	76	128	55d069d22ec032f6	C
A 66-year-old woman with chronic obstructive pulmonary disease is brought to the emergency department because of fever, body aches, malaise, and a dry cough. She has smoked one pack of cigarettes daily for 30 years but quit smoking 1 year ago. She lives with her daughter and her granddaughter, who attends daycare. Her ...	1	128	128	8f17a2a2a60b5337	D
A 38-year-old woman undergoes hemithyroidectomy for treatment of localized, well-differentiated papillary thyroid carcinoma. The lesion is removed with clear margins. However, during the surgery, a structure lying directly adjacent to the superior thyroid artery at the upper pole of the thyroid lobe is damaged. This pa...	0.726562	93	128	5b418377d8647554	A
A 27-year-old man presents to the emergency room with persistent fever, nausea, and vomiting for the past 3 days. While waiting to be seen, he quickly becomes disoriented and agitated. Upon examination, he has visible signs of difficulty breathing with copious oral secretions and generalized muscle twitching. The patie...	0	0	128	bdc119714ce88f35	E
A 21-year-old man presents to the emergency department after sustaining a stab wound to the neck at a local farmer's market. The patient is otherwise healthy and is complaining of pain. The patient is able to offer the history himself. His temperature is 97.6°F (36.4°C), blood pressure is 120/84 mmHg, pulse is 90/min, ...	0.390625	50	128	c04dec4702798e0d	B
A 13-year-old girl presents to a medical office for the evaluation of a lump on the front of her neck. The patient denies pain, but states that the mass bothers her because “it moves when I swallow”. The physical examination reveals a midline neck mass that is above the hyoid bone but below the level of the mandible. T...	0.992188	127	128	2f15f3b46ea09ca5	D
A 35-year-old woman with a history of Crohn disease presents for a follow-up appointment. She says that lately, she has started to notice difficulty walking. She says that some of her friends have joked that she appears to be walking as if she was drunk. Past medical history is significant for Crohn disease diagnosed 2...	0.671875	86	128	5689ea1b14328371	D
A 23-year-old G1 at 10 weeks gestation based on her last menstrual period is brought to the emergency department by her husband due to sudden vaginal bleeding. She says that she has mild lower abdominal cramps and is feeling dizzy and weak. Her blood pressure is 100/60 mm Hg, the pulse is 100/min, and the respiration r...	0.851562	109	128	375e1e95f3bc646b	D
An 8-month-old boy is brought to a medical office by his mother. The mother states that the boy has been very fussy and has not been feeding recently. The mother thinks the baby has been gaining weight despite not feeding well. The boy was delivered vaginally at 39 weeks gestation without complications. On physical exa...	0.984375	126	128	ff156c47b2b4b4c4	E
A 60-year-old man seeks evaluation at a medical office due to leg pain while walking. He says the pain starts in his buttocks and extends to his thighs and down to his calves. Previously, the pain resolved with rest, but the pain now persists in his feet, even during rest. His past medical history is significant for di...	0.992188	127	128	a5a73a85e3ab5698	B
A 52-year-old man presents to the emergency department with chest pain radiating to his left jaw and arm. He states that he had experienced similar symptoms when playing basketball. The medical history is significant for diabetes mellitus, hypertension, and GERD, for which he takes metformin, hydrochlorothiazide, and p...	0.273438	35	128	29b4cf44f0d6094f	C
A 28-year-old woman is brought to the hospital by her boyfriend. She has had three days of fever and headache followed by one day of worsening confusion and hallucinations. She also becomes agitated when offered water. Her temperature is 101°F (38.3°C). Two months prior to presentation, the couple was camping and encou...	0.09375	12	128	1127e173057a2323	B
A 60-year-old man comes to the physician for an examination prior to a scheduled cholecystectomy. He has hypertension treated with hydrochlorothiazide. His mother had chronic granulomatous disease of the lung. He works in a glass manufacturing plant. He has smoked two packs of cigarettes daily for 38 years. His vital s...	0.40625	52	128	08996a03ab94f920	E
You are examining a 3-day-old newborn who was delivered vaginally without any complications. The newborn presents with vomiting, hyperventilation, lethargy, and seizures. Blood work demonstrates hyperammonemia, elevated glutamine levels, and decreased blood urea nitrogen. A CT scan demonstrates cerebral edema. Defects ...	0.070312	9	128	b08166cf8f2bc462	E
A 48-year-old man with HIV comes to the physician because of skin lesions over his face and neck for 2 weeks. They are not itchy or painful. He does not have fever or a sore throat. He was treated for candidal esophagitis 3 months ago. He is sexually active with his wife, who knows of his condition, and uses condoms co...	0.234375	30	128	016e29b103b50818	D
A 55-year-old man comes to the physician because of fatigue and worsening abdominal pain for 4 weeks. He also reports excessive night sweats and a 5.4-kg (12-lb) weight loss during this time. He has a neck swelling for 4 days. Physical examination shows a nontender, enlarged, and fixed supraclavicular lymph node. There...	0.921875	118	128	b3e9fa8df1576e7e	D
A 26-year-old G1P0 woman at 32-weeks gestation presents for follow-up ultrasound. She was diagnosed with gestational diabetes during her second trimester, but admits to poor glucose control and non-adherence to insulin therapy. Fetal ultrasound reveals an asymmetric, enlarged interventricular septum, left ventricular o...	0.148438	19	128	a3f70ff165b77c56	E
A recent study attempted to analyze whether increased "patient satisfaction" driven healthcare resulted in increased hospitalization. In this hospital, several of the wards adopted new aspects of "patient satisfaction" driven healthcare, whereas the remainder of the hospital continued to use existing protocols. Baselin...	1	128	128	bb9f853e8f0efbd8	B
A new screening test utilizing a telemedicine approach to diagnosing diabetic retinopathy has been implemented in a diabetes clinic. An ophthalmologist’s exam was also performed on all patients as the gold standard for diagnosis. In a pilot study of 500 patients, the screening test detected the presence of diabetic ret...	0.257812	33	128	3b160dd62df7b5fc	E
A healthy 22-year-old male participates in a research study you are leading to compare the properties of skeletal and cardiac muscle. You conduct a 3-phased experiment with the participant. In the first phase, you get him to lift up a 2.3 kg (5 lb) weight off a table with his left hand. In the second phase, you get him...	0.039062	5	128	fffcf4cebcf85e8b	E
A 20-year-old male comes into your office two days after falling during a pick up basketball game. The patient states that the lateral aspect of his knee collided with another player's knee. On exam, the patient's right knee appears the same size as his left knee without any swelling or effusion. The patient has intact...	0.898438	115	128	07f5b5b3901d027e	C
A 4-year-old boy is brought to the physician because of swelling around his eyes for 4 days. The swelling is most severe in the morning and milder by bedtime. Ten days ago, he had a sore throat that resolved spontaneously. His temperature is 37°C (98.6°F), pulse is 103/min, and blood pressure is 88/52 mm Hg. Examinatio...	0.898438	115	128	664eb62316047240	D
An 18-year-old man comes to the clinic with his mom for “pins and needles” of both of his arms. He denies any past medical history besides a recent anterior cruciate ligament (ACL) tear that was repaired 1 week ago. The patient reports that the paresthesias are mostly located along the posterior forearms, left more tha...	0.109375	14	128	7804197fbb8fbaa1	E
A 9-year-old girl is resuscitated after the administration of an erroneous dose of intravenous phenytoin for recurrent seizures. This incident is reported to the authorities. A thorough investigation reveals various causative factors leading to the event. One important finding is a verbal misunderstanding of the dose o...	0.9375	120	128	bd9b466b18b1ac89	A
You are the team physician for an NBA basketball team. On the morning of an important playoff game, an EKG of a star player, Mr. P, shows findings suspicious for hypertrophic cardiomyopathy (HCM). Mr. P is an otherwise healthy, fit, professional athlete. The playoff game that night is the most important of Mr. P's car...	0.414062	53	128	bf2f1584bbeaaaeb	D
A 37-year-old woman presents to the emergency department complaining of generalized malaise, weakness, headache, nausea, vomiting, and diarrhea; she last felt well roughly two days ago. She is otherwise healthy, and takes no medications. Her vital signs are: T 38.0, HR 96 beats per minute, BP 110/73, and O2 sat 96% on ...	0.398438	51	128	38b7ef71f383ccb8	D
A 5-week-old infant born at 36 weeks' gestation is brought to the physician for a well-child examination. Her mother reports that she previously breastfed her for 15 minutes every 2 hours but now feeds her for 40 minutes every 4 hours. The infant has six wet diapers and two stools daily. She currently weighs 3500 g (7....	0.257812	33	128	8152c3cadc16d25d	B
A 51-year-old woman comes to the physician because of a 1-day history of right flank pain and bloody urine. Over the past 2 weeks, she has also developed progressive lower extremity swelling and a 3-kg (7-lb) weight gain. She has a history of chronic hepatitis B infection, which was diagnosed 10 years ago. She frequent...	0.085938	11	128	c41eac22b5a1b28d	B
A 57-year-old man comes to the physician for a follow-up evaluation of chronic, retrosternal chest pain. The pain is worse at night and after heavy meals. He has taken oral pantoprazole for several months without any relief of his symptoms. Esophagogastroduodenoscopy shows ulcerations in the distal esophagus and a prox...	0.039062	5	128	de70d52e39dacce5	B
A 37-year-old woman comes to the physician because of a 6-month history of weight loss, bloating, and diarrhea. She does not smoke or drink alcohol. Her vital signs are within normal limits. She is 173 cm (5 ft 8 in) tall and weighs 54 kg (120 lb); BMI is 18 kg/m2. Physical examination shows bilateral white spots on th...	0.3125	40	128	7c9ecab60f88a144	B
A 52-year-old man presents for a routine checkup. Past medical history is remarkable for stage 1 systemic hypertension and hepatitis A infection diagnosed 10 years ago. He takes aspirin, rosuvastatin, enalapril daily, and a magnesium supplement every once in a while. He is planning to visit Ecuador for a week-long vaca...	0.046875	6	128	e14469d76b5eedf7	E
A 31-year-old woman, gravida 2, para 1, at 32 weeks' gestation comes to the emergency department for sudden leakage of clear vaginal fluid. Her pregnancy has been uncomplicated. Her first child was born at term by vaginal delivery. She has no history of serious illness. She does not drink alcohol or smoke cigarettes. C...	0.679688	87	128	737e566493fab985	D
A 16-year-old girl is brought to the emergency department by her friends who say that she took a whole bottle of her mom’s medication. They do not know which medication it was she ingested. The patient is slipping in and out of consciousness and is unable to offer any history. Her temperature is 39.6°C (103.2°F), the h...	0.03125	4	128	e6f662dd00943460	B
A 68-year-old woman is brought to the emergency department because of fever, productive cough, and dyspnea for 3 days. She has had upper back pain for 3 months, which is worse after activity. She takes ibuprofen for pain relief. She has no history of smoking. The temperature is 39.5°C (103.1°F), the blood pressure is 1...	0	0	128	314eaf0bb61ff5bb	B
A 22-year-old woman presents to the emergency department with a 2-day history of severe blistering. She says that she woke up 2 days ago with a number of painful blisters in her mouth and has since been continuing to develop blisters of her cutaneous skin all over her body and the mucosa of her mouth. She has no past m...	0.304688	39	128	7d9fb5e6377f9a80	A
A 3-week-old boy is brought to the emergency department by his parents because of a 3-day history of progressive lethargy and difficulty feeding. He was born at term and did not have difficulty feeding previously. His temperature is 39.4°C (103°F), pulse is 220/min, respirations are 45/min, and blood pressure is 50/30 ...	0.867188	111	128	fc8964cdeb7f244c	D
A previously healthy 10-year-old boy is brought to the emergency room by his mother 5 hours after the onset of abdominal pain and nausea. Over the past 2 weeks, he has also had progressive abdominal pain and a 4-kg (8.8-lb) weight loss. The mother reports that her son has been drinking more water than usual during this...	0.25	32	128	1ac6a7781cc65a0b	A
A 70-year-old Caucasian male visits your office regularly for treatment of New York Heart association class IV congestive heart failure. Which of the following medications would you add to this man's drug regimen in order to improve his overall survival?	0.890625	114	128	cb9a9264ac6c41c5	A
Several hours after vaginal delivery, a male newborn delivered at full-term develops tachycardia and tachypnea. His blood pressure is within normal limits. Pulse oximetry on room air shows an oxygen saturation of 79% in the right hand and 61% in the left foot. Physical examination shows bluish discoloration of the face...	0.148438	19	128	d2b61ac2afe0a48e	B
A 5-year-old male visits his pediatrician for a check-up. His height corresponds to the 99th percentile for his age, and pubic hair is present upon physical examination. Serum renin and potassium levels are high, as is 17-hydroxyprogesterone. Which of the following is likely deficient in this patient?	0.976562	125	128	cafa401b92c49d4a	C
A 41-year-old African American woman presents with her husband to her primary care doctor for evaluation of depression and anxiety. She reports a 2-week history of rapid onset sadness with no clear inciting factor. She is accompanied by her husband who notes that she has had at least three similar episodes that have oc...	0.460938	59	128	1b80c8458d518e38	D
A 32-year-old woman presents to her primary care physician for a general wellness appointment. The patient has no complaints currently and just wants to be sure that she is in good health. The patient has a past medical history of asthma, hypertension, and anxiety. Her current medications include albuterol, fluticasone...	0.898438	115	128	c6e2d9d04b99f20b	C
A 46-year-old man comes to the emergency department because of a 10-day history of right upper quadrant abdominal pain. He has also been feeling tired and nauseous for the past 6 weeks. On examination, scleral icterus is present. Abdominal examination shows tenderness to palpation in the right upper quadrant. The liver...	0.578125	74	128	1cbd87e05e2eaa1e	B
A 5-year-old boy who recently emigrated from Nigeria is brought to the emergency department because of a 2-day history of lower leg weakness, swallowing difficulty, and drooling of saliva. He has not yet received any childhood vaccinations. Two days after admission, the patient develops shortness of breath. Pulse oxime...	0.960938	123	128	414938f491000f34	B
A 30-year-old woman is brought to the urgent care clinic by her husband. She complains of numbness around her lips and a tingling sensation in her hands and feet. She underwent near-total thyroidectomy for an enlarged thyroid gland a month ago. Vital signs include: blood pressure is 130/70 mm Hg, pulse is 72/min, respi...	0.921875	118	128	781d99062613b7ca	E
A woman with coronary artery disease is starting to go for a walk. As she begins, her heart rate accelerates from a resting pulse of 60 bpm until it reaches a rate of 120 bpm, at which point she begins to feel a tightening in her chest. She stops walking to rest and the tightening resolves. This has been happening to h...	0.734375	94	128	e4db236293a148ee	B
A 22-year-old female presents to her physician for evaluation of a vaginal discharge, itching, and irritation. She recently started a new relationship with her boyfriend, who is her only sexual partner. He does not report any genitourinary symptoms. She takes oral contraceptives and does not use barrier contraception....	0.507812	65	128	84b2ab450b9eacf4	C
A 53-year-old woman with hypertension and hyperlipidemia comes to the physician because of generalized reddening of her skin and itching for the past 2 weeks. Her symptoms occur every evening before bedtime and last for about 30 minutes. Three months ago, atorvastatin was stopped after she experienced progressively wor...	0.09375	12	128	ee73169e2a5f46fd	A
Five days after undergoing right knee arthroplasty for osteoarthritis, a 68-year-old man has severe pain in this right knee preventing him from participating in physical therapy. On the third postoperative day when the dressing was changed, the surgical wound appeared to be intact, slightly swollen, and had a clear sec...	0.984375	126	128	6360ab2285c5e38a	A
A 53-year-old woman comes to the physician in February because of a 1-day history of fever, chills, headache, and dry cough. She also reports malaise and generalized muscle aches. She works as a teacher at a local high school, where there was recently an outbreak of influenza. She has a history of intermittent asthma, ...	0.820312	105	128	afcce6161673fd82	D
Red-green color blindness, an X-linked recessive disorder, has an incidence of 1/200 in males in a certain population. What is the probability of a phenotypically normal male and female having a child with red-green color blindness?	0.546875	70	128	f870ee5784270818	D
A 45-year-old man is transferred to the intensive care unit from the emergency department for acute respiratory failure. He was rushed to the hospital after developing progressive respiratory distress over the last 24 hours. His medical history is significant for long-standing severe persistent asthma, hypertension, an...	0.492188	63	128	6c9ba031ce5277d0	A
A 70-year-old man comes to the physician because of a 4-month history of epigastric pain, nausea, and weakness. He has smoked one pack of cigarettes daily for 50 years and drinks one alcoholic beverage daily. He appears emaciated. He is 175 cm (5 ft 9 in) tall and weighs 47 kg (103 lb); BMI is 15 kg/m2. He is diagnosed...	0.234375	30	128	5ed866f70e2856c5	B
A 40-year-old woman comes to the physician because of a 1-week history of fatigue, dark urine, and a feeling of heaviness in her legs. Two weeks ago, she returned from a vacation to Brazil, where she spent most of her days exploring the city of Rio de Janeiro on foot. She also gained 3 kg (7 lb) during her vacation. Sh...	0.148438	19	128	2f2ea0d880e2cb8b	E
A 67-year-old woman with advanced bladder cancer comes to the physician for a follow-up examination. She is currently undergoing chemotherapy with an agent that forms cross-links between DNA strands. Serum studies show a creatinine concentration of 2.1 mg/dL and a blood urea nitrogen concentration of 30 mg/dL. Urine di...	0	0	128	d38805609dd0eb76	C
A 57-year-old post-menopausal woman comes to the physician because of intermittent, bloody post-coital vaginal discharge for the past month. She does not have pain with intercourse. Eleven years ago, she had LSIL on a routine Pap smear and testing for high-risk HPV strains was positive. Colposcopy showed CIN 1. She has...	0.984375	126	128	b96870ff033e16e6	A
Three days after starting a new drug for malaria prophylaxis, a 19-year-old college student comes to the physician because of dark-colored urine and fatigue. He has not had any fever, dysuria, or abdominal pain. He has no history of serious illness. Physical examination shows scleral icterus. Laboratory studies show a ...	0.898438	115	128	00e3ae6ebe429092	B
You are reviewing raw data from a research study performed at your medical center examining the effectiveness of a novel AIDS screening examination. The study enrolled 250 patients with confirmed AIDS, and 240 of these patients demonstrated a positive screening examination. The control arm of the study enrolled 250 pat...	0.21875	28	128	336515e9e779feb2	A

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