Common Skin Lesions and Blemishes

These flashcards define various skin blemishes and lesions as outlined in the lecture notes, providing key terms and their meanings.

Blemish

A general term for various marks, lesions, or discolorations on the skin.

Papule

A small elevation on the skin.

Wart

An example of a papule.

Macule

A flat mark on the skin.

Freckle

An example of a macule.

Vesicle

A papule containing clear fluid.

Pustule

A papule that contains pus.

Nevus

A brown elevation on the skin, often referred to as a mole.

Nodule

A lump located under the skin.

Decubitus

A type of sore caused by pressure, also known as a pressure sore.

Ulceration

Tissue that has been torn out or rubbed off.

Blister

A raised area of skin filled with fluid, as seen in conditions like chicken pox.

Pimple

A skin lesion often resulting from acne.

Boil

A deep, inflamed pimple or lesion.

Sebaceous cyst

A cyst filled with oily material from sebaceous glands.

Scrape

Damage caused by rubbing two skin surfaces together.

Laceration

A cut with clean edges, often due to a sharp object.

Fissure

A small tear on the skin.

Puncture

A deep wound caused by a sharp object.

Avulsion

The action of tearing away skin.

Excoriation

The act of scratching or scraping the skin.

Torn by use at a site

Damage caused by repetitive motion leading to injury.