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A 67-year-old woman presented to the ED with a 1-week history of dyspnoea on exertion. She did not report fever or cough. Her medical history only included hyperlipidaemia. She was a never-smoker. Physical examination revealed the following findings: BP, 148/98 mm Hg; HR, 112/min; body temperature, 35.8℃; RR, 20/min; and oxygen saturation, 94% on ambient air. Lung sounds were clear; cardiac auscultation revealed a loud second heart sound. There was no leg oedema. Chest radiography was performed (figure …
Contributors ST wrote the case report. YH and TS supervised it. All authors approved the final version.
Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.
Competing interests None declared.
Provenance and peer review Not commissioned; internally peer reviewed.