USMLE Step 2 CK: Crohn's Disease Features & Electrolyte
Disorders With complete solution– Expert Verified | Latest
Questions 2025
What are the two major types of inflammatory bowel disease (IBD)? - Ulcerative
colitis (UC) and Crohn's disease (CD).
What is a key histological feature that favors the diagnosis of Crohn's disease over
ulcerative colitis? - Non-caseating granulomas.
What percentage of Crohn's disease patients typically have non-caseating
granulomas? - About 80%.
What are some characteristic features of Crohn's disease? - Transmural
involvement of the colon, skip lesions, cobblestone appearance of the colon,
creeping fatty appearance of mesentery, fistulas, fissures, and perianal disease.
What is a characteristic feature of ulcerative colitis that is not pathognomonic? -
Crypt abscesses.
What common symptoms do both Crohn's disease and ulcerative colitis share? -
Abdominal pain and bloody diarrhea.
What is the typical involvement of the rectum in ulcerative colitis? - UC always
involves the rectum.
How does Crohn's disease typically affect the rectum? - The rectum is generally
spared in Crohn's disease.
Disorders With complete solution– Expert Verified | Latest
Questions 2025
What are the two major types of inflammatory bowel disease (IBD)? - Ulcerative
colitis (UC) and Crohn's disease (CD).
What is a key histological feature that favors the diagnosis of Crohn's disease over
ulcerative colitis? - Non-caseating granulomas.
What percentage of Crohn's disease patients typically have non-caseating
granulomas? - About 80%.
What are some characteristic features of Crohn's disease? - Transmural
involvement of the colon, skip lesions, cobblestone appearance of the colon,
creeping fatty appearance of mesentery, fistulas, fissures, and perianal disease.
What is a characteristic feature of ulcerative colitis that is not pathognomonic? -
Crypt abscesses.
What common symptoms do both Crohn's disease and ulcerative colitis share? -
Abdominal pain and bloody diarrhea.
What is the typical involvement of the rectum in ulcerative colitis? - UC always
involves the rectum.
How does Crohn's disease typically affect the rectum? - The rectum is generally
spared in Crohn's disease.