Case A:nA 20-year-old woman became jaundiced 3 weeks after vacationing in Mexico. She had no other symptoms. What could be the cause of the jaundice?nnCase B:nA chronic alcoholic developed high fever, nausea, and vomiting, accompanied by jaundice, after a 3-day drinking binge. What is the cause of this acute hepatitis?nnCase C:nA 40-year-old man who had recently returned from Africa presented with diarrhea, painful enlargement of the liver, and fever. What is the likely cause of his liver symptoms?nnCase D:nAn obese 45-year-old woman developed spasmodic pain in the upper right quadrant of the abdomen 1 hour after ingesting a fat-laden meal. What is the correct diagnosis?nnCase E:nA 59-year-old diabetic had poor vision. What could have caused this problem?nnCase F:nA 20-year-old woman presented with a history of weight loss and urinary frequency. She reportedly ate a lot and was always thirsty. What is the diagnosis?nnCase G:nA vesicular rash erupted over the entire body of a 3-year-old. What is the probable cause of the rash?nCase HnA 20-year-old man had pearly skin papules that were most prominent on the elbows and knees. Is this a contagious disease?