Osler’s nodes
These are small (the size of split peas), tender, transient nodules in the pads of fingers and toes and the palms and soles. They are a highly diagnostic sign of bacterial infection of the heart (subacute bacterial endocarditis). Named for the Canadian-born physician Sir William Osler (1849-1919).
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- Osler, Sir William
Renowned Canadian physician (1849-1919) who taught at McGill University, the University of Pennsylvania, Johns Hopkins and Oxford University and who first described many medical phenomena now named after him such as the Osler-Rendu-Weber syndrome and Osler’s nodes as well as many conditions such as the abdominal muscle deficiency syndrome (prunebelly syndrome) not named after him.
- Osler-Rendu-Weber syndrome
Hereditary hemorrhagic telangiectasia.
- Onychoosteodysplasia
Iliac horns, Abnormality of the elbows interfering with full range of motion (pronation and supination), and Kidney disease resembling glomerulonephritis, which is often mild but can be progressive and lead to renal failure. Nail-patella syndrome is inherited as dominant gene. This means that the disease can be transmitted by an affected parent. The nail-patella gene […]
- Onychomycosis, proximal white subungual
The rarest form of fungus infection of the finger or toenail. (Fungus infection of the finger or toenail is also called onychomycosis.) The infection begins in the nail fold (the portion of the nail opposite the tip of the finger). Proximal white subungual onychomycosis is typically associated with HIV infection (AIDS), though it can follow […]
- Onychomycosis
Fungus infection of the nail bed under the fingernails or toenails. Onychomycosis makes the nails look white and opaque, thickened, and brittle. It usually produces no symptoms other than a cosmetic problem. Treatment includes avoiding artificial nails, using safer application techniques and only new artificial nails, and using topical and oral antifungal medications. Also known […]