**Question:** Bright red blood in stools is suggestive of all except

A. Haemorrhoids
B. Diverticulitis
C. Colitis
D. Cancer

**Core Concept:** Bright red blood in stools is an alarm symptom indicating potential gastrointestinal bleeding. The correct answer focuses on conditions that are less likely to cause this symptom.

**Why the Correct Answer is Right:**

Option A (Haemorrhoids) is not the correct answer because they typically present with bleeding post-micturition rather than in stools. Haemorrhoids are often asymptomatic or associated with mild pain and itching.

Option B (Diverticulitis) is incorrect because, although rectal bleeding is a possible sign of diverticulitis, the blood is more likely to be mixed with mucus or tarry stools rather than bright red blood. Diverticulitis usually presents with abdominal pain, tenderness, and change in bowel habits.

Option C (Colitis) is not the correct answer since colitis, which refers to inflammation of the colon, can present with bright red blood in stools. However, colitis is more likely to cause other symptoms like abdominal pain, diarrhea, and fever.

Option D (Cancer) is not the correct answer because cancer can present with bright red blood in stools, but the presence of this symptom alone is insufficient for a diagnosis. Cancer should be suspected when accompanied by additional symptoms, changes in bowel habits, and weight loss.

**Why Each Wrong Option is Incorrect:**

Option A (Haemorrhoids) is incorrect because the blood is typically mixed with mucus or tarry stools, not bright red blood. Haemorrhoids can cause mild pain and itching.

Option B (Diverticulitis) is wrong because the blood is more likely to be mixed with mucus or tarry stools, not bright red blood. Diverticulitis presents with abdominal pain, tenderness, and change in bowel habits.

Option C (Colitis) is incorrect because colitis can present with bright red blood in stools, but the presence of this symptom alone is insufficient for a diagnosis. Colitis often associates with additional symptoms like abdominal pain, diarrhea, and fever.

Option D (Cancer) is wrong because cancer should be suspected when accompanied by additional symptoms, changes in bowel habits, and weight loss.

**Clinical Pearl:**

In cases of bright red blood in stools, it is essential to consider all possible causes, including colorectal cancer, gastrointestinal bleeding, and inflammatory bowel diseases. However, these conditions often present with a combination of symptoms and signs, not just one symptom. A thorough clinical evaluation, including a detailed history and physical examination, is crucial to reach a definitive diagnosis and initiate appropriate management.