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8Pulmonology14 min read

Pneumothorax, hydrothorax, pulmonary edema

1. Big picture

These three conditions are very common causes of acute dyspnea and abnormal chest imaging:

ConditionWhat is in the thorax?Main danger
PneumothoraxAir in pleural spaceLung collapse; tension pneumothorax → shock
Hydrothorax / pleural effusionFluid in pleural spaceLung compression; infection/malignancy clue

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