Medical Terminology Ch. 5 Integumentary System (from the book)

androgen

generic term for an agent (usually a hormone, such as testosterone and androsterone) that stimulates development of male characteristics and regulates the production of sebum

ductule

very small duct

homeostasis

state of equilibrium of the internal environment of the body despite changes in the external environment

duct

to lead, carry

-ule

small, minute

homeo-

same

-stasis

standing still

synthesize

forming a complex substance by the union of simpler compounds or elements

adip/o, lip/o, steat/o

fat

adiposis

abnormal condition of fat

-osis

abnormal condition; increase

lipoma

tumor of fat tissue

steatitis

inflammation of fat tissue

-oma

tumor

-itis

inflammation

cutane/o, dermat/o, derm/o

skin

subcutaneous

pertaining to under the skin

sub-

under/below

dermatoplasty

surgical repair of the skin

-plasty

surgical repair

hypo-

under, below, deficient

hidr/o, sudor/o

sweat

aden

gland

hidradenitis

inflammation of a sweat gland

sudoresis

condition of profuse sweating

-esis

condition

ichthy/o

dry, scaly

ichthyosis

abnormal condition of dry, scaly skin

kerat/o

horny tissue; hard; cornea

keratosis

thickened area of the epidermis or any horny growth on the skin (such as a callus or wart)

melan/o

black

myc/o

fungus

onych/o, ungu/o

nail

pil/o, trich/o

hair

scler/o

hardening; sclera (white of eye)

seb/o

sebum, sebaceous

squam/o

scale

xen/o

foreign, strange

xer/o

dry

melanoma

black tumor

dermatomycosis

fungal skin condition

onchyomalacia

softening of the nails

-malacia

softening

ungual

pertaining to the nail

pilonidal

pertaining to hair in a nest

trichopathy

disease of the hair

-pathy

disease

scleroderma

hardening of the skin

seborrhea

discharge of sebum

-rrhea

discharge, flow

squamous

pertaining to scales

xenograft

foreign transplantation

-graft

transplantation

xeroderma

dry skin

-cyte

cell

-derma

skin

-logist

specialist in the study of

-logy

study of

-therapy

treatment

an-

without, not

epi-

above, upon

homo-

same

lipocyte

fat cell

pyoderma

pus in the skin

dermatologist

specialist in the study of skin

dermatology

study of the skin

cryotherapy

treatment using cold

cry/o

cold

anhidrosis

abnormal condition of no sweat

epidermis

outermost layer of skin

-is

noun ending

homograft

same transplantation

abscess

localized collection of pus at the site of an infection

acne

inflammatory disease of the skin involving the sebaceous glands and hair follicles

alopecia

partial or complete loss of hair resulting from normal aging, an endocrine disorder, a drug reaction, anticancer medication, or a skin disease; commonly called baldness

Bowen disease

very early form of skin cancer, which is easily curable and characterized by a red, scaly patch on the skin; also called squamous cell carcinoma in situ

cellulitis

acute infection of the skin and subcutaneous tissue

chloasma

pigmentary skin discoloration usually occurring in yellowish brown patches or spots

comedo

typical small skin lesion of acne vulgaris caused by accumulation of keratin, bacteria, and dried sebum plugging an excretory duct of the skin

decubitus ulcer

inflammation, sore, or skin deterioration caused by prolonged pressure from lying in one position that prevents blood flow to the tissues, usually in elderly bedridden persons; also known as pressure ulcer

ecchymosis

skin discoloration consisting of a large, irregularly formed hemorrhagic area with colors changing from blue-black to greenish brown or yellow; commonly called a bruise

eczema

chronic inflammatory skin condition that is characterized by erythema, papules, vesicles, pustules, scales, crusts, and scabs and accompanied by intense itching (pruritis); also called atopic dermatitis

erythema

redness of the skin caused by swelling of the capillaries

eschar

dead matter that is sloughed off from the surface of the skin, especially after a burn

impetigo

bacterial skin infection characterized by isolated pustules that become crusted and rupture

lentigo

small brown macules, especially on the face and arms, brought on by sun exposure, usually in a middle-aged or older person

pallor

unnatural paleness or absence of color in the skin

pediculosis

infestation with lice

pedicul-

lice

petechia

minute, pinpoint hemorrhage under the skin

pruitus

intense itching

psoriasis

chronic, skin disease marked by itchy, scaly, red patches covered by thick dry silvery gray scales

purpura

any of several bleeding disorder characterized by hemorrhage into the tissues, particularly beneath the skin or mucous membranes, producing ecchymoses or petechiae

scabies

contagious skin disease transmitted by the itch mite, commonly through sexual contact

tinea

fungal skin infection whose name commonly indicates the body part affected; also called ringworm

urticaria

allergic reaction of the skin characterized by the eruption of pale red, elevated patches called wheals or hives

verruca

epidermal growth caused by a virus (warts)

vitiligo

localized loss of skin pigmentation characterized by milk-white patches

allergy skin test

any test in which a suspected allergen or sensitizer is applied to or injected into the skin to determine the patient's sensitivity to it

intradermal skin test

skin test that identifies suspected allergens by subcutaneously injecting small amounts of extracts of the suspected allergens and observing the skin for a subsequent reaction