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Thyrotoxicosis – symptomatic — RACP Paediatrics MCQ

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EasyEndocrineThyrotoxicosis – symptomaticRACP Paediatrics

A 12-year-old has been diagnosed with Graves disease. While awaiting specialist review, she has a resting heart rate of 120 bpm and significant tremor causing difficulty writing. What is the most appropriate immediate symptomatic treatment?

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Correct answer: A — Propranolol

Propranolol provides symptomatic relief of adrenergic symptoms (tachycardia, tremor, anxiety) in thyrotoxicosis while awaiting the effect of antithyroid medication (which takes 2-4 weeks). It does not affect thyroid hormone levels but improves symptoms rapidly.

Reference: Australian Therapeutic Guidelines – 2024 – Endocrine; RACP Paediatric Curriculum – Endocrine