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Leptospirosis — RACP Written MCQ

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HardInfectious DiseasesLeptospirosisRACP Written

A 27-year-old triathlete presents after floodwater exposure with fever, conjunctival suffusion, calf tenderness and jaundice. Creatinine is 210 micromol/L and platelets are 88 x 10^9/L. What is the most likely diagnosis?

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Correct answer: D — Leptospirosis

Floodwater exposure with conjunctival suffusion, calf tenderness, jaundice, renal injury and thrombocytopenia is typical of severe leptospirosis.

Reference: Therapeutic Guidelines: Antibiotic; Australian infectious diseases practice principles