Medical Terminology Ch. 5

Front 1

adip/o, lip/o, steat/o

Back 1

Fat

Front 2

hidr/o

Back 2

sweat

Front 3

ichthy/o

Back 3

fish

Front 4

kerat/o, scler/o

Back 4

hard

Front 5

myc/o

Back 5

fungus

Front 6

onych/o

Back 6

nail

Front 7

purpur/o

Back 7

purple

Front 8

seb/o

Back 8

sebum (oil)

Front 9

squam/o

Back 9

scale

Front 10

trich/o

Back 10

hair

Front 11

xer/o

Back 11

dry

Front 12

lesion

Back 12

area of pathologically altered tissue

Front 13

primary lesion

Back 13

lesion arising from previously normal skin

Front 14

macule (macula)

Back 14

a flat discolored spot on the skin up to 1cm

Front 15

patch

Back 15

a flat discolored area on the skin larger than 1cm

Front 16

papule

Back 16

a solid mass on the skin up to 0.5 cm in diameter (nevus, mole)

Front 17

plaque

Back 17

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

Front 18

nodule

Back 18

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

Front 19

tumor

Back 19

a solid mass larger than 1-2cm

Front 20

wheal

Back 20

an area of localized skin edema

Front 21

vesicle

Back 21

little bladder, and elevated fluid filled sac w/in or under the epidermis up to 0.5cm in diameter (fever blister)

Front 22

bulla

Back 22

a blister larger than 0.5cm in diameter (second degree burn)

Front 23

pustule

Back 23

a pus filled sac.

Front 24

secondary lesions

Back 24

lesions that result in changes in primary lesions

Front 25

erosion

Back 25

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

Front 26

ulcer

Back 26

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

Front 27

excoriation

Back 27

a scratch mark

Front 28

fissure

Back 28

a linear crack in the skin.

Front 29

scale

Back 29

a thin flake of exfoliated epidermis

Front 30

crust

Back 30

dried residue of serum, pus, or blood on the skin.

Front 31

cicatrix of the skin

Back 31

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

Front 32

keloid

Back 32

an abnormal overgrowth of scar tissue that is thick and irregular

Front 33

vascular lesions

Back 33

lesions of a blood vessel

Front 34

cherry angioma

Back 34

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

Front 35

telangiectasia or spider angioma

Back 35

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

Front 36

purpuric lesions

Back 36

purpura; lesions as a result of hemorrhages into the skin.

Front 37

petechia

Back 37

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

Front 38

ecchymosis

Back 38

bruise; a black and blue mark - large purpura

Front 39

dysplastic nevus

Back 39

a mole with precancerous changes

Front 40

verruca

Back 40

an epidermal tumor caused by a papilloma virus (wart)

Front 41

alopecia

Back 41

baldness; natural or unnatural deficiency of hair

Front 42

comedo

Back 42

a plug of sebum within the opening of a hair follicle

Front 43

closed comedo

Back 43

below the skin surface with a white center

Front 44

open comedo

Back 44

open to the skin surface with a black center caused by the presence of melanin exposed to air.

Front 45

eruption

Back 45

appearance of a skin lesion

Front 46

erythema

Back 46

redness of skin

Front 47

pruritus

Back 47

severe itching

Front 48

rash

Back 48

a general term for skin eruption, ost often associated with communicable disease.

Front 49

suppuration

Back 49

production of purulent matter (pus)

Front 50

urticaria

Back 50

hives; an eruption of wheals on the skin accompanied by itch.

Front 51

xeroderma

Back 51

dry skin

Front 52

cellulitis

Back 52

an acute inflammation of subcutaneous tissue resulting from a bacterial invasion through a break in the skin

Front 53

dermatitis (eczema)

Back 53

an inflammation of the skin characterized by redness, pruritus, and various lesions

Front 54

atopic dermatitis

Back 54

has inflamed, swollen papules and vesicles.

Front 55

contact dermatitis

Back 55

inflammation resulting from contact with a substance to which one is allergic.

Front 56

seborrheic dermatitis

Back 56

redness of the skin covered by a yellow, oily, itchy scale most commonly at the hairline, forehead, and around the nose, ears or eyelashes.

Front 57

dermatosis

Back 57

any disorder of the skin

Front 58

exanthematous viral disease

Back 58

eruption of the skin caused by a viral disease.

Front 59

rubella

Back 59

reddish; German measles

Front 60

rebeola

Back 60

reddish; 14-day measles

Front 61

varicella

Back 61

a tiny spot; chickenpox

Front 62

eczema

Back 62

to boil out. inflames, swollen papules and vesicles that crust and scale, often with sensations of itching and burning

Front 63

furuncle

Back 63

a boil

Front 64

carbuncle

Back 64

consists of clusters of furuncles

Front 65

abscess

Back 65

a localized collection of pus in a cavity formed by the inflammation of surrounding tissues that heals when drained or excised.

Front 66

gangrene

Back 66

an eating sore

Front 67

HSV-1

Back 67

transient viral vesicles that infect the facial area, especially the mouth and nose.

Front 68

HSV-2

Back 68

sexually transmitted ulcer-like lesions of the genital and anorectal skin and mucosa; after initial nerve cell root and may recur at times of stress.

Front 69

herpes zoster

Back 69

a viral disease affecting the peripheral nerves characterized by painful blisters that spread over the skin following the affected nerves (shingles.)

Front 70

impetigo

Back 70

highly contagious, bacterial skin inflammation marked by pustules that rupture and become crusted.

Front 71

keratoses

Back 71

thickened areas of epidermis

Front 72

actinic (solar) keratoses

Back 72

localized thickening of the skin caused by excessive exposure to sunlight; a known precursor to cancer

Front 73

seborrheic keratoses

Back 73

benign wart-like lesions

Front 74

lupus

Back 74

a chronic autoimmune disease characterized by inflammation of various parts of the body.

Front 75

systemic lupus erythematosus (SLE)

Back 75

a more severe form of lupus involving the skin, joints, and often the vital organs

Front 76

Kaposi sarcoma

Back 76

a malignant tumor of the walls of blood vessels appearing as painless, dark bluish-purple plaques on the skin.

Front 77

onychia

Back 77

inflammation of the fingernail or toenail

Front 78

paronychia

Back 78

inflammation of the nail fold

Front 79

pediculosis

Back 79

infestation with lice that causes itching and dermatitis

Front 80

seborrhea

Back 80

a skin condition marked by the hypersecretion of sebum from the sebaceous glands.

Front 81

tinea

Back 81

a group of fungal skin diseases identified by the body part that is affected

Front 82

vitiligo

Back 82

a condition caused by the destruction of melanin that results in the appearance of white patches on the skin, commonly the face, hand, legs, and genital areas.

Front 83

debridement

Back 83

removal of dead tissue from a wound or burn site to promote healing and prevent infection

Front 84

curettage

Back 84

to clean; scraping of a wound using a spoon like cutting instrument called a curette; this technique is used in debridement.

Front 85

fulguration

Back 85

to lighten; use of long high-frequency, electric sparks to destroy tissues.

Front 86

laser

Back 86

light amplification by stimulated emission of radiation.

Front 87

Mohs surgery

Back 87

a technique used to excise tumors of the skin by removing a fresh tissue layer by layer until a tumor-free plane is reached.