Which of the following types of urinary calculi is caused by prolonged exposure to Proteus species in the urinary tract?

Which of the following is true regarding nonalcoholic fatty liver disease (NAFLD) and nonalcoholic steatohepatitis (NASH)?

Protamine is the reversal agent for which of the following medications?

On physical exam, a fundus is found to be tipped posteriorly without cervical displacement in the vaginal canal. This describes which of the following uterine positions?

A 57 year-old male presents for a visit to his primary care physician. He is s/p MI 2 years ago but complains of chest pain 1-2 times a month. He has needed 15 nitroglycerin tablets to control the chest pain in the past week. Which of the following conditions should be highest on the differential diagnosis for this patient? 

A resting tremor is associated most commonly with which disease?

Ranson criteria is used to assess the severity of which of the following?

Which of the following is the most common cause of end stage renal disease in infants? 

A crescendo-decrescendo, grade I/VI, early systolic murmur is found in an asymptomatic patient. It is best heard in the left 2nd ICS and along the left sternal border when supine. It does not radiate and disappears with sitting. Which of the following is the most likely diagnosis?

Which of the following diagnoses is associated with dirty, brown granular casts on urine microscopy?