When diarrhea lasts for more than 14 days, it is called?

MP CHO -2021 (Shift 1st)

Medical Surgical Nursing

Easy

Appeared in: MP CHO -2021 (Shift 1st)

Explanation

Persistent Diarrhea is defined as an episode of diarrhea, typically of infectious origin, that starts acutely but lasts for 14 days or longer.
This is distinct from acute diarrhea, which resolves in under 14 days, and chronic diarrhea, which often has a non-infectious cause and insidious onset.
The main dangers associated with persistent diarrhea are malnutrition and serious non-intestinal infections, making nutritional support a key part of management.

Option A: Dysentery is defined by the presence of visible blood and/or mucus in the stool, which indicates mucosal invasion by a pathogen. Its definition is based on the character of the stool, not its duration.
Option B: Acute watery diarrhea, by definition, lasts for less than 14 days. The term 'acute' signifies a short duration.
Option D: This option is incorrect because only one of the choices, 'Persistent Diarrhoea', correctly defines diarrhea lasting more than 14 days. The other terms describe different clinical types of diarrhea.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Classification of diarrhea by duration as background academic context rather than a clinical decision trigger.
Understanding the classification of diarrhea is critical for nurses to implement the correct management plan. Acute watery diarrhea requires aggressive rehydration, persistent diarrhea needs nutritional focus, and dysentery often requires antibiotics.
Nurses play a key role in educating caregivers about the signs of dehydration and the importance of continued feeding during all types of diarrhea to prevent malnutrition.
What if? If a child's diarrhea lasted for 16 days but also had visible blood, the child would have both persistent diarrhea and dysentery. This is a severe condition requiring urgent attention, including potential antibiotic therapy for the dysentery and intensive nutritional support for the persistent diarrhea.

How to Approach the Question

First, identify the key information in the question stem: 'diarrhea' and the duration 'more than 14 days'.
Next, analyze the options provided. Recall the standard medical definitions for different types of diarrhea.
Evaluate 'Dysentery'. This is defined by the presence of blood in the stool, not by a specific duration.
Evaluate 'Acute watery Diarrhoea'. The word 'acute' implies a short-term condition, which is medically defined as lasting less than 14 days.
Evaluate 'Persistent Diarrhoea'. The word 'persistent' suggests a condition that lasts longer than usual. This aligns with the >14 day timeframe.
Based on these definitions, conclude that 'Persistent Diarrhoea' is the correct term for a diarrheal episode lasting more than 14 days.

Concept Tested & Keywords

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E6 Ghai Essential Pediatrics(pp 26-904 of 913) pp. 797-799, 315-317

E6 Parks TextBook of Preventive & Social Medicine part 1 — Subpart B (pp 202-403 of 604) p. 76-78