Module 11 · Anaesthesia Blueprints
Prepare paediatric anaesthesia for postgraduate anaesthesia examinations with structured notes, exam-style questions and referenced explanations from standard textbooks and current guidelines.
Practise all 26 Paediatric anaesthesia questions free →
Q1. According to Armitage's regimen for caudal block in children, which volume of local anaesthetic is expected to produce a block up to at least the mid-thoracic dermatomes?
Answer D: 1.25 mL/kg
Armitage's volume scheme, still regarded as the most dependable: 0.5 mL/kg blocks all sacral dermatomes, 1.0 mL/kg blocks sacral and lumbar dermatomes, and 1.25 mL/kg reaches at least the mid-thoracic level.
Exam style: NEET-SS Anaesthesia
Q2. The MAC of volatile anaesthetics in children is HIGHEST at:
Answer C: 1–6 months of age
MAC is lowest in the preterm neonate, increases by about 30% from birth, and peaks between 1 and 6 months of age; infants have a higher MAC than older children and adults, after which MAC declines with age.
Exam style: NEET-SS Anaesthesia
Q3. Cole's formula for the internal diameter (mm) of an UNCUFFED endotracheal tube in a child is:
Answer B: (age/4) + 4
Cole's formula: ID (uncuffed) = (age/4) + 4 mm. For cuffed tubes, use (age/4) + 3.5 mm (Motoyama/Khine). Confirm with an air leak at 20–25 cmH₂O (uncuffed) or appropriate cuff pressure (< 20 cmH₂O).
Exam style: AIIMS INI-SS
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