Medical Terminology Ch. 16

adip/o

fat

albin/o

white

caus/o

burn; burning

cauter/o

heat, burn

cutane/o

skin

diaphor/o

profuse sweating

erythem/o, erythemat/o

redness

hidr/o

sweat

ichthy/o

dry, scaly (fish-like)

lip/o

fat

melan/o

black

myc/o

fungus

onych/o

nail

phyt/o

plant

pil/o

hair

py/o

pus

rhytid/o

wrinkle

seb/o, sebace/o

sebum (oily secretion)

squam/o

scale-like

trich/o

hair

ungu/o

nail

xanth/o

yellow

xer/o

dry

-esis

action; condition; state of

-ose

full of; pertaining to; sugar

-osis

condition, usually abnormal

-plakia

plaque

xanthelasma (xanthoma)

Soft, yellowish, round nodule found on the eyelids

psoriasis

chronic, recurrent dermatosis marked by itchy, scaly red plaques covered by silvery gray scales

Malignant Melanoma

Cancerous Skin growth composed of melanocytes

Asymmetry: one half unlike the other

Border: irregular or poorly circumscribed border

Color: varies from one area to another; shades of tan, brown, and black

Diameter: usually larger than 6mm (diameter of a pencil eraser)

Evolution: changed in the lesion over time

Eczema

Chronic dermatitis of unknown etiology, marked by redness, blisters, scales, and scabs; atopic dermatitis

Tinea

infection of the skin caused by a fungus; tinea corporis (ringworm) and tinea pedis (athlete’s foot) are examples

Impetigo

Bacterial inflammatory skin disease characterized by vesicles, pustules, and crusted-over lesions

Urticaria (Hives)

Acute allergic reaction in which red, round wheals develop on the skin; hives

Keloid

Enlarged scar in the skin

Vitiligo

Patches of white, unpigmented skin surrounded by areas of normal skin; leukoderma

Systemic Lupus Erythematosus

chronic inflammatory autoimmune disease of collagen in skin, joints, and internal organs

Discoid Lupus Erythematosus

a chronic autoimmune skin condition that causes inflammation and scarring, primarily affecting areas exposed to sunlight