A unique eponymous sign of finger clubbing (Schamroth sign) that is named not only after a physician who described it but also after the patient who happened to be the physician himself.
Cheng
Tsung O
TO
D001022:Aortic Valve Insufficiency / Q000150:complications*; D004697:Endocarditis, Bacterial / Q000150:complications; D004850:Eponyms; D006801:Humans; D010005:Osteoarthropathy, Secondary Hypertrophic / Q000209:etiology*