Med Term: Chapter 3 Ingumentary system: Dermatology

eccrine sweat gland

most numerous sweat producing exocrine gland

epidermis

outermost layer of the skin

epithilium

layer of skin cells forming the outer and inner surfaces of the skin

hair follicle

sac within each hair grows

integumentary system

the skin and its accessory structures such as hair and nails

keratin

hard protein material found in the epidermis, hair, and nails

lunula

half mooned shape whitish area at the base of the nail

melanin

determines the skin pigment formed by melanocytes in the epidermis

pore

tiny opening of the surface of the skin

paronychium

soft tissue surrounding the nail border

sebaceous gland

oil secreting gland in the dermis that is associated with hair follicles

sebum

oily substance secreted by sebaceous glands

squamous epithelium

flat, scale like cells composing the epidermis

stratified

arranged in layers

stratum

layer of cells

stratum corneum

outermost layer of the epidermis, has flattened keratinized cells

subcutaneous layer

innermost layer of the skin, has fat tissue

pustule

puss filled

wheal

hives

cyst

fluid or semisolid thick walled filled sac

polyp

benign growth extending from mucous membrane surface

crust

scab, dried serum and cellular debris

vesicle

clear fluid, blister

macule

discolored, flat

erosion

wearing away, loss of epidermis

nodule

solid, elevated mass >1 cm

fissure

slit, groove

ulcer

open sore on skin or mucous membrane

papule

small, solid elevation, pimple or plaque

alopecia

the absence of hair where it normally grows

petechia

small pinpoint hemorrhage

urticaria

an acute allergic reaction with red, round wheals on the skin

ance

papular and pustular eruption of skin with increased production of sebum

cellulitus

a diffuse infection of the skin

eczema (atopic dermatitis)

inflammation of the skin with the erythematous

exanthematous viral disease

a rash due to virus

gangrene

the death of tissue with loss of blood supply

impetigo

contagious pyoderma caused by staph or strep

psoriasis

chronic recurrent dermatosis with silver gray scales that itch

scabies

parasitic and infectious puritus

scleroderma

chronic and progressive disease off the skin with hardening of connective tissue

systemic lupus erythermotosus (SLE)

an inflammatory disease of collagen in the skin, joints, and internal organs

urtacaria (hives)

an acute allergic reaction in which red, round wheals develop on the skin

tinea

infection of the skin cause by fungus

keratosis

thickened area of epidermis

leukoplakia

white, thickened patched on tongue

nevus birthmark

pigmented lesion

verruca

warts caused by virus

basal cell carcinoma

malignant tumor of the basal cell layer of the epidermis

squamous cell carcinoma

malignant tumor of the squamous epithelial cells of the epidermis

kaposi sarcoma

malignant, vascular neoplastic growth characterized by cutaneous nodules

bacterial analyses

pus or fluid samples examined to detect microorganisms

fungal tests

scrapings for the culture and microscopic examination after treatment with KOH

cryosurgery

destroy tissue with subzero temp using liquid nitrogen

curettage

scrape lesion with sharp curet

mohs surgery

removes thin layers of growth to examine under a microscope

skin biopsy

punch and shave to remove a larger area of skin

excisional biopsy

a razor is used to remove a larger area of skin

skin test

test reaction of body to allergen with skin test

ABCDE

asymmetry, border, color, diameter, evolving

Bx

biopsy

Derm

dermatology

PPD

purified protein derivative

PUVA

ultraviolet a light therapy

DLE

discoid lupus erythematosus

subcutaneous SC

Situated or applied under the skin.

kerato-

hardness or horniness

xero

dryness

crypto

hidden

leuko

white

erythro

red

xanthro

yellow

melano

black

dermatalgia/ dermatodynia

painful

puritus

an itch

urtacaria

hives

seborrhea

discharge of oil

xerosis

condition of dryness

macerate

to soften the nail

hyprehidrosis

excessive sweating

anhidrosis

lack of sweating

adipocele

hernia filled with fatty tissue

dermatofibroma

fibrous skin tumor

erythrocyanosis

red and/or blue discoloration of the skin due to cold

keratogenic

causing horny tissue development

keratosis

a horny growth, especially on the skin

necrosis

tissue death

pachyderma

tough skin

steatoma

a fatty tumor

xanthoma

a yellow tumor

onychia

a nail condition

onychocryptosis

ingrown nail

onycholysis

loss of a nail

onychomalacia

abnormal softening on a nail

onychopathy

nail disease

onychophagia

eating the nail

paronychia

condition of tissue around a nail

decubitus ulcer

bed sore; lose of tissue due to prolonged pressure

dermatosis

skin condition

dermopathy

skin disease