In a 2-12 month baby, which respirator. May be an indicator of pneumonia ?

Appeared in: UPPSC-2021

Explanation

According to WHO/IMNCI guidelines, a respiratory rate of 50 breaths per minute or more is defined as tachypnea (fast breathing) in an infant aged 2 to 12 months.
Tachypnea is a primary and sensitive clinical indicator used to diagnose pneumonia in children, as it reflects the body's effort to compensate for compromised lung function.
The diagnosis relies on accurately counting the respiratory rate for a full minute while the child is calm, as crying or activity can falsely elevate the rate.

Option A: This respiratory rate threshold is too high for an infant in the 2-12 month age range.
Option C: This respiratory rate threshold is too low and is used for an older age group.
Option D: This rate is generally considered within the normal range for an infant and is not indicative of pneumonia.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Tachypnea as a clinical sign of pneumonia in infants according to WHO/IMNCI guidelines as background academic context rather than a clinical decision trigger.
Accurately counting the respiratory rate is a fundamental nursing skill for the early detection of pneumonia, which can prevent severe complications and reduce child mortality.
Nurses must assess for other signs of respiratory distress like chest indrawing, nasal flaring, and grunting. The presence of chest indrawing along with fast breathing classifies the illness as 'Pneumonia' under IMNCI, requiring antibiotic treatment.
What if? If a 6-month-old infant has a respiratory rate of 55/min and also shows a general danger sign (like inability to feed or lethargy) or stridor in a calm child, the classification is upgraded to 'Severe Pneumonia or Very Severe Disease,' requiring urgent referral to a hospital and injectable antibiotics.

How to Approach the Question

First, identify the key clinical information in the question: the patient's age (2-12 months) and the condition being assessed (pneumonia).
Second, recognize that the question is asking for a specific diagnostic criterion for pneumonia in this pediatric age group, which is respiratory rate.
Third, recall the WHO/IMNCI guidelines for age-specific respiratory rate thresholds that define tachypnea (fast breathing).
Finally, compare the given options to the correct threshold for a 2-12 month old infant (50 breaths/minute or more) and select the matching option.

Concept Tested & Keywords

Concept Tested: Tachypnea as a clinical sign of pneumonia in infants according to WHO/IMNCI guidelines.
Stem keywords: 2-12 month baby, pneumonia, respiratory rate
Lead-in keywords: indicator of
Clinical cues: Patient age (2-12 months) is the critical factor for determining the correct respiratory rate threshold.

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E6 Parks TextBook of Preventive & Social Medicine part 1 — Subpart A (pp 26-201 of 604) p. 172-174

E6 Ghai Essential Pediatrics(pp 26-904 of 913) p. 815-817

Practise the full UPPSC-2021

Attempt every question from this paper in a timed mock, then review the full solution for each one.