Spot Dx — Is the cause of this cough out of left field?

Neil is a generally very healthy 65-year-old farmer who presents with a 10-day history of fever, headache, cough, malaise and lethargy.

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Photo: Reproduced from BMJ, Xie N; 377:e068645, 2022 with permission from BMJ Publishing Group Ltd.

Dr Kate Kelso is a GP and medical editor at Australian Doctor.

References on request from kate.kelso@adg.com.au