Integumentary System: Symptomatic Terms

an area of pathologically altered tissue

• Two types:
• - primary
• - secondary

lesions arising from previousl normal skin

a flat, discolored spot on the skin up to 1 cm across

a flat, discolored area on the skin larger than 1 cm

a solid mass on the skin up to 0.5 cm in diameter

a solid mass greater than 1 cm in diameter, limited to the surface of the skin

a solid mass greater than 1 cm, which extends deeper into the epidermis

a solid mass larger than 1-2 cm

an area of localized skin edema (swelling)

little bladder; an elevated, fluid-filled sac (blister) within or under epidermis up to 0.5 cm in diameter

a blister larger than 0.5 cm

a pus-filled sac

lesions that result in changes in primary lesions

to gnaw away; loss of superficial epidermis leaving an area of moisture but no bleeding

an open sore on the skin or mucous membrane that can bleed and scar and is sometimes accompanied by infection

a scratch mark

a linear crack in the skin

a thin flake of exfoliated epidermis

dried residue of serum (body liquid), pud, or blood on the skin

a mark left by the healing of a sore or wound showing the replacement of destroyed tissue by fibrous tissue

an abnormal overgrowth of scar tissue that is thick and irregular

• lesions of a blood vessel
• Includes:
• - cherry angioma
• - telangiectasia
• - spider angioma

a small, round, bright-red blood vessel tumor on the skin, often on the trunk of the elderly

a tiny, red blood vessel lesion formed by the dilation of a group of blood vessels radiating from a central arteriole, most commonly seems on the face, neck or chest

a tiny, red blood vessel lesion formed by the dilation of a group of blood vessels radiating from a central arteriole, most commonly seems on the face, neck or chest

purpura; lesions as a result of hemorrhages into the skin

• Includes:
• - petechia
• - ecchymosis

spot; a reddish-brown, minute hemorrhagic spot on the skin that indicates a bleeding tendency

bruise; a black and blue mark

skin tumors arising from the epidermis

• Includes:
• - nevus
• - dysplastic nevus
• - verruca

a congenital malformation on the skin that can be epidermal or vascular, aka mole

a mole with precancerous changes

an epidermal tumor caused by a papilloma virus, aka wart