Most common cause of lower GI bleeding in India is?

RUHS, Jaipur, M.Sc Nursing Entrance Exam-2021

Medical & Surgical Nursing

Easy

Appeared in: RUHS, Jaipur, M.Sc Nursing Entrance Exam-2021

Explanation

Hemorrhoids are widely cited as the most probable cause of lower gastrointestinal bleeding (LGIB), particularly for minor, fresh bleeding.
In India and other parts of Asia, while the incidence of diverticular disease is rising, hemorrhoids and anal fissures remain the most frequent causes of rectal bleeding.
The typical presentation of hemorrhoidal bleeding is painless, bright red blood seen on toilet paper or in the toilet bowl after defecation.
This contrasts with Western countries, where diverticulosis is the leading cause of significant LGIB, especially in the elderly.

Option A: While benign tumors (like polyps) can cause lower GI bleeding, they are not the most common cause. Hemorrhoids are far more prevalent in the general population.
Option B: Non-specific ulcers, such as solitary rectal ulcer syndrome, are relatively uncommon causes of LGIB compared to hemorrhoids.
Option C: Colorectal carcinoma is a critical and serious cause of LGIB, but it is not the most common. The incidence of colorectal cancer in India, while increasing, is still lower than in Western nations, and it is less frequent than hemorrhoids.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Etiology of Lower Gastrointestinal Bleeding as background academic context rather than a clinical decision trigger.
A key nursing responsibility is patient education. While hemorrhoids are common, it's crucial to teach patients that not all rectal bleeding is from hemorrhoids and medical evaluation is necessary to rule out more serious conditions like cancer.
In patient assessment, nurses must meticulously document the characteristics of the bleeding (color, amount, timing, associated pain) as these details are vital clues to the underlying cause.
What if? If the patient was an 80-year-old from the United States presenting with sudden, painless, massive bright red rectal bleeding, the most likely cause would shift from hemorrhoids to diverticulosis.

How to Approach the Question

First, identify the core of the question: 'most common cause' of 'lower GI bleeding'.
Next, note the critical qualifier: 'in India'. This indicates that geographical epidemiology is a key factor.
Recall or deduce the common causes of LGIB, such as hemorrhoids, fissures, diverticulosis, colitis, and cancer.
Differentiate the prevalence of these conditions based on geography. Hemorrhoids are extremely common worldwide. Diverticular disease is more prevalent in Western, industrialized nations.
Based on this, conclude that in the Indian context, hemorrhoids are the most frequent cause of LGIB.
Eliminate other options: Colorectal cancer is a serious but less common cause. Benign tumors and non-specific ulcers are also less frequent than hemorrhoids.

Concept Tested & Keywords

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