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Dictionary · Eponym

Janeway lesions

Small, flat, painless red or reddish-brown spots on the palms or the soles.

JAYN-way LEE-zhunz noun

What it means

Spots, sometimes slightly bleeding into the skin, that do not hurt when pressed. They are a classic finding in infective endocarditis, an infection of the heart's lining and valves, and come from tiny clumps of infected material lodging in small blood vessels. They are named after Edward Janeway, an American physician. They are easily mixed up with Osler nodesOHS-ler NOHDZSmall, tender, red or purple raised bumps on the pads of the fingers or toes.Full entry , which are painful, raised bumps on the finger and toe pads.

For the nurse

Look at the palms and soles in a client with fever and a heart murmur, a history of IV drug use or an artificial valve, and report new spots.

Remember it

Janeway is painless; Osler nodes are "Ouch-ler."

At a glance

Also writtenJaneway lesion

Easy to confuse with

Osler nodes

Small, tender, red or purple raised bumps on the pads of the fingers or toes.

Related terms

lesion

An area of tissue that has been damaged or has changed from normal, such as a sore, wound, lump or spot.

Osler nodes

Small, tender, red or purple raised bumps on the pads of the fingers or toes.

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