The signs of severe dehydration include:

IGNOU PB Bsc Entrance-2023

Child Health Nursing (Pediatrics)

Easy

Appeared in: IGNOU PB Bsc Entrance-2023

Explanation

A skin pinch that goes back very slowly (taking more than 2 seconds) is a hallmark sign of severe dehydration.
This sign reflects a significant loss of skin turgor due to a severe deficit in extracellular fluid volume.
The Integrated Management of Childhood Illness (IMCI) guidelines use this as a key criterion for classifying dehydration as severe.
It indicates a fluid loss of more than 10% of body weight, requiring urgent medical intervention.

Option B: In dehydration, the kidneys conserve water, leading to more concentrated urine and an INCREASED urine specific gravity.
Option C: Drinking eagerly or being thirsty is a sign of 'some dehydration', not severe dehydration.
Option D: Irritability is a sign of 'some dehydration'. As dehydration progresses to severe, the child's mental status deteriorates to lethargy or unconsciousness.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Clinical signs of dehydration severity as background academic context rather than a clinical decision trigger.
Rapidly identifying the signs of severe dehydration is a critical nursing skill, especially in pediatric and emergency settings, as it is a medical emergency requiring immediate fluid resuscitation to prevent hypovolemic shock.
Nurses use the IMCI assessment tool to quickly classify dehydration severity and initiate the correct treatment plan (Plan A, B, or C), which is vital for reducing child mortality from diarrhea.
What if the patient was an older adult? While skin turgor is assessed, it is a less reliable indicator due to age-related loss of skin elasticity. In the elderly, other signs like altered mental status (confusion), dry mucous membranes, tachycardia, and decreased urine output are more specific indicators of dehydration.

How to Approach the Question

First, identify the core concept of the question, which is differentiating the signs of 'severe' dehydration from other levels of dehydration.
Recall the clinical classifications of dehydration, such as the IMCI guidelines, which categorize signs into 'No', 'Some', and 'Severe' dehydration.
Evaluate each option against the criteria for severe dehydration. Ask yourself: 'Is this sign associated with the most critical stage of fluid loss?'
Option A (skin pinch goes back very slowly) is a classic sign of severe loss of tissue elasticity.
Options C (thirst) and D (irritability) are signs of an earlier stage ('some dehydration') where the body is still actively responding.
Option B (reduced urine specific gravity) is physiologically incorrect; dehydration causes increased specific gravity. This allows you to eliminate it immediately.

Concept Tested & Keywords

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E6 Ghai Essential Pediatrics(pp 26-904 of 913) pp. 311-313, 816-818

E6 Nelson Textbook of Pediatrics(2024) — Volume 2 p. 152-154