UAC Complications — RACP Paediatrics MCQ

Instant feedback + full explanation. One question, done properly.

ModerateNeonatologyUAC ComplicationsRACP Paediatrics

A premature infant at 25 weeks has an umbilical arterial catheter in situ. What is the most common complication?

Educational content. Not a substitute for clinical judgement or local policy.

Reveal the answer and explanation

Correct answer: C — Thromboembolism (aortic, renal, peripheral)

UAC complications: thromboembolism (most common – aortic, renal artery, lower limb), infection (CLABSI), haemorrhage, and vasospasm. Catheter position and distal perfusion must be monitored.

Reference: RCH Melbourne – 2024