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A 37-year-old patient who has never been to your hospital presents for shortness of breath. He reports a history of HIV but is not currently on treatment and does not know his last CD4+ count. His oxygen saturation is 94% on room air, and lung sounds are distant. His CXR shows possible interstitial markings in the right middle lobe, his LDH is 240, absolute lymphocyte count (ALC) is 2200 …
Competing interests None declared.
Provenance and peer review Not commissioned; internally peer reviewed.
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