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3,531 questions
Which of the following statements is true regarding Barrett's esophagus?
A4-year-old child with grade III vesicoureteral reflux has recurrent UTIs despite adequate antibiotic prophylaxis. Which of the following is the most appropriate next step in the treatment of this patient?
A 49-year-old male presents with crushing substernal pain and rules out for a myocardial infarction. He is noted to have subcutaneous emphysema of the chest and neck and precordial crackles that correlate to his heartbeat but not his respirations. Which of the following is the most likely diagnosis?
A 2-week-old Caucasian male presents with constipation since birth. He was born full term via a normal vaginal delivery. He did not pass meconium till his 3rd day of life, after he was given a glycerin suppository. He has since stooled every 34 days, only with the help of a suppository. The stools are pellet like. He has had increasing abdominal distention. On rectal examination, tone appears normal and the ampulla contains no stool. Which of the following is the most likely cause?
A 49-year-old male presents with crushing substernal pain and rules out for a myocardial infarction. He is noted to have subcutaneous emphysema of the chest and neck and precordial crackles that correlate to his heartbeat but not his respirations Which of the following approaches to management is most appropriate?
Which of the following is the most appropriate evaluative procedure for an otherwise normal 7-day-old boy with perineal hypospadias?
A patient presents with a 24-hour history of periumbilical pain, now localized to the right lower quadrant. An abdominal CT scan is obtained in the ER, which is shown in Figure.Which of the following is considered a physical sign often associated with this diagnosis?
A 2-week-old infant presents with hepatosplenomegaly and a thick, purulent, bloody nasal discharge. Coppery, oval, maculopapular skin lesions are present in an acral distribution. The neurologic examination is normal, including head circumference. Which of the following is the most likely cause of this congenital infection?
Following an uneventful appendectomy for acute appendicitis, the pathology report reveals the presence of a 1 cm carcinoid at the tip of the appendix. The patient has been otherwise asymptomatic. What is the most appropriate intervention?
A 7-month-old patient presents with a history of 3 days of fever to 104°F, which resolved the same day that an exanthem erupted. The exanthema is prominent on the neck and trunk. It is macular, with discrete lesions 35 mm in diameter. Which of the following is the most likely diagnosis?
A 64-year-old diabetic male undergoes a right hemicolectomy for an adenocarcinoma of the cecum. On the first postoperative night, he becomes tachycardic and is noted to have a temperature of 102.8°F. His surgical incision is tender with erythema and murky discharge. Which of the following is the most important intervention?
A3-year-old male presents after having a tonicclonic seizure lasting about 1 minute. On examination, the child now has no nuerologic abnormalities. He has a temperature of 40.3°C and has an obvious otitis med ia on the left but no other abnormalities on physical examination. You correctly counsel the family with which one of the following statements?
A50-year-old diabetic man is treated as an outpatient with incision and drainage and oral clindamycin for an abscess and cellulitis of the skin on his back. About a week after completing his antibiotic he develops frequent, watery diarrhea. Which of the following is the most appropriate treatment of this complication?
Children with sickle cell disease are at risk for certain conditions with characteristic presentation. Match the clinical scenario with the syndrome. A 12-month old patient presents with a 3-day history of lethargy and fever. He has also had rhinorrhea and a cough. On physical examination, he is pale, tachycardic, and has a left upper quadrant mass. His hemoglobin is 4 g/dL, platelet count is 100,000, and WBC is 15,000 with 50% segmented neutrophils. His reticulocyte count is 15%. acute chest syndrome
A62-year-old male on total parenteral nutrition (TPN) for 2 weeks following development of a postoperative enterocutaneous fistula has developed high, spiking temperatures up to 102.2°F over the last 8 hours. The only abnormal finding on physical examination is erythema and induration around his central line. The most appropriate management is which of the following?
Many patients you see in your practice live in homes built prior to 1977. In compliance with the Centers for Disease Control and Prevention (CDC) guidelines, at which of the following ages will you start the relevant routine lead screening of the children?
Children with sickle cell disease are at risk for certain conditions with characteristic presentation. Match the clinical scenario with the syndrome. An 8-month-old patient with sickle cell disease presents with a 2-day history of painful, swollen fingers and toes. acute chest syndrome
A 48-year-old male truck driver presents for evaluation of bright red rectal bleeding with bowel movements. He also has the feeling that something protrudes through his anus while he strains to move his bowels but that it withdraws into the bowel when he relaxes. He has no abdominal pain, weight loss, or other symptoms. A colonoscopy reveals no polyps or tumors but does note internal hemorrhoids. Which of the following is the best initial treatment for him?
Children with sickle cell disease are at risk for certain conditions with characteristic presentation. Match the clinical scenario with the syndrome. A 5-year-old boy with sickle cell anemia presents with a 2-day history of increasing pain in both legs. He has had multiple admissions for similar episodes of pain. On examination, he has no swelling of the legs. There is diffuse tenderness along both legs. There is no joint involvement, and there is full range of movement. acute chest syndrome
Which of the following is true regarding anorectal abscess and fistula?