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in subacute bacterial endocarditis, circumscribed, painful erythematous swellings, ranging from miniscule to a few millimeters, in the skin and subcutaneous tissues of the hands and feet.
Synonym(s): Osler sign
Os·ler node(ōs'lĕr nōd)
A small, tender, nodular cutaneous lesion in the pads of fingers or toes, probably of immunopathic origin, characteristic of subacute bacterial endocarditis.
Osler,Sir William, Canadian physician in U.S. and England, 1849-1919.
Osler disease - a chronic form of polycythemia. Synonym(s): polycythemia vera
Osler node - a tender cutaneous lesion characteristic of subacute bacterial endocarditis.
Osler sign - in acute bacterial endocarditis, circumscribed painful erythematous swelling in the skin and subcutaneous tissues of the hands and feet.
Osler II syndrome - recurrent episodes of colic pain. Synonym(s): ball-valve gallstone
Rendu-Osler-Weber syndrome - see under Rendu