Oncohema Key

Case 39 Presentation A 59-year-old man presents with a 4-month history of intermittent bright red bleeding per rectum treated as hemorrhoidal disease. For the last 2 months, he complained of…

Case 37 Presentation A 47-year-old white woman presents with a recent onset of anorectal discomfort and bright red blood per rectum. Digital rectal examination reveals a 1- to 1.5-cm lesion…

Case 36 Presentation The patient is a 38-year-old man who initially presented 8 years previously with rectal bleeding. He had a strong family history of colon cancer: both his paternal…

Case 35 Presentation A 55-year-old man presents with a 3-year history of intermittent bleeding per rectum. He denies weight loss, nausea, or vomiting. Recently he had noted decreased caliber of…

Case 34 Presentation A 38-year-old otherwise healthy white man who has suffered from constipation, painful defecation, and anal/rectal bleeding for several months is referred to your clinic. At admission he…

Case 33 Presentation A 52-year-old healthy man complains of recurrent colicky abdominal pain following an infectious gastroenteritis 6 months ago, and reports hematochezia, mucinous diarrhea, and changes in stool habit…

Case 32 Presentation You are called to the emergency department to evaluate a 44-year-old white man who presents with a 2-month history of intermittent lower abdominal pain, which became acutely…

Case 31 Presentation A 65-year-old woman with no significant past medical history presents to the emergency department with a several-week history of increasing abdominal pain, vomiting, distension, bloating, and worsening…

Case 30 Presentation A 62-year-old man presents with a recent episode of bright red blood per rectum. He denies any weight loss, anemia, obstructive symptoms, or change in bowel habits….

Case 29 Presentation An 80-year-old woman presents to your office with a 4-month history of change in bowel habit: dark red blood per rectum following defecation. On several occasions, the…