Gastroenterology Quiz #8: Anorectal Anatomy

1. A 45-year-old man presents to the clinic complaining of rectal pain, especially during defecation, and notices bright red blood on the toilet paper. Physical examination reveals a linear tear in the lining of the anal canal. Which of the following is the most likely diagnosis? 

Question 1 of 5

2. A 30-year-old woman presents with a painful swelling near her anus, which is worse when she sits down. On examination, there is a tender, fluctuant mass at the anal margin. Which of the following is the most likely diagnosis? 

Question 2 of 5

3. A 55-year-old man with a history of chronic constipation presents with complaints of painless rectal bleeding. Physical examination reveals swollen, painless, varicose veins around the anus. Which of the following is the most likely diagnosis? 

Question 3 of 5

4. A 60-year-old man presents with a history of difficulty controlling his bowel movements, leading to occasional soiling of his underwear. Physical examination reveals decreased resting tone of the anal sphincter. Which of the following structures is most likely affected in this patient? 

Question 4 of 5

5. A 50-year-old woman presents with a feeling of a protrusion through her anal canal, especially during bowel movements. Physical examination confirms a circular, full-thickness prolapse of the rectal wall through the anal opening. Which of the following is the most likely diagnosis? 

Question 5 of 5


 

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