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med term > 16 Skin Pathology and cutaneous lesions > Flashcards

16 Skin Pathology and cutaneous lesions Flashcards

1
Q

crust

A

collection of dried serum and cellular debris, (scab) eczema, impetigo, seborrhea

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2
Q

cyst

A

thick-walled, closed sac or pouch containing fluid or semisolid material (pilonidal cyst, sebaceous cyst)

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3
Q

erosion

A

wearing away or loss of epidermis

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4
Q

fissure

A

groove or crack like sore

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5
Q

macule

A

flat lesion measuring less than 1 cm in diameter. freckles, tattoo marks, flat moles

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6
Q

nodule

A

solid, round oval elevated lesion 1 cm or more in diameter. enlarged lymph nodes or solid growth

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7
Q

papule

A

small (less than 1cm in diameter), solid elevation of skin. pimples

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8
Q

polyp

A

growth extending from the surface of mucous membrane

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9
Q

pustule

A

papule containing pus. small abscess on the skin

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10
Q

ulcer

A

open sore on the skin or mucous membrane (deeper than erosion) decubitus ulcer-laying in place to long

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11
Q

vesicle

A

small collection (papule) of clear fluid (serum); blister. form in burns, allergies, dermatitis. bulla- large vesicle

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12
Q

wheal

A

smooth, edematous (swollen) papule or plaque that is redder or paler than the surrounding skin. hives, anaphylaxis, insect bites

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13
Q

alopecia

A

absence of hair from areas where it normally grows

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14
Q

ecchymosis, ecchymoses

A

bluish-purplish mark (bruise) on the skin (ec-=out, chym/o=pour) caused by hemorrhages into the skin

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15
Q

petechia, petechiae

A

small, pinpoint hemorrhage

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16
Q

pruritus

A

itching

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17
Q

urticaria (hives)

A

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

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18
Q

acne

A

chronic papular and pustular eruption of the skin with increased productions of sebum (acne vulgaris)

19
Q

burns

A

injury caused by heat 1st-superficial no blisters, 2nd-epidermal and dermal, blisters, hyperesthesia. 3rd- epi and derm destroyed, subq layer damaged leaving charred, white tissue

20
Q

cellulitis

A

diffuse, acute infection of the skin marked by local heat, redness, pain, and swelling

21
Q

eczema

A

inflammatory skin disease with erythematous, papulovesicular lesions

22
Q

exanthematous viral disease

A

rash (exantehm) of the skin due to viral infection (rubella, rubeola, varicella)

23
Q

gangrene

A

death of tissue associate with loss of blood supply

24
Q

impetigo

A

bacterial inflammatory skin disease characterized by vesicles, pustules, and crusted over lesions. contagious pyoderma

25
Q

psoriasis

A

chronic, recurrent dermatosis marked by itch, scaly, red plaques covered by silvery gray scales. ai disease

26
Q

scabies

A

contagious, parasitic infection of the skin with intense pruritus

27
Q

scleroderma

A

chronic progressive disease of the skin and internal organs with hardening and shrinking of connective tissue, ai disease

28
Q

systemic lupus erythematosus (SLE)

A

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

29
Q

tinea

A

infection of the skin caused by fungus, corporis- wing worm

30
Q

vitiligo

A

loss of pigment in areas of the skin, form of leukoderma, autoimmune

31
Q

callus

A

increased growth of cell in the keratin layer of the epidermis caused by pressure or friction, corn is a tpe of callus

32
Q

keloid

A

hypertrophied, thickened scar developing after trauma or surgical incision

33
Q

keratosis

A

thickened and rough lesion of the epidermis; associated with aging or skin damage

34
Q

leukoplakia

A

white, thickened patches in mucous membrane tissue of the tongue or cheek

35
Q

nevus, nevi

A

pigmented lesions of the skin, moles

36
Q

verruca

A

epidermal growth (wart) caused by virus. verruca vulgaris is common wart, plantar wart on feet

37
Q

basal cell carcinoma

A

malignant tumor of the basal cell layer of the epidermis

38
Q

squamous cell carcinoma

A

malignant tumor of squamous epithelial cells in the epidermis

39
Q

malignant melanoma

A

cancerous growth composed of melanocytes

40
Q

ABCDE of melanoma

A

asymmetry, border, color, diameter, evolution

41
Q

kaposi sarcoma

A

malignant, vascular, neoplastic growth characterized by cutaneous nodules, associated with AIDS

42
Q

Bx

A

biopsy

43
Q

SC

A

subcutaneous

44
Q

SLE

A

systemic lupus erythematosus

med term (61 decks)

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