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Derm > derm terms ilm > Flashcards

derm terms ilm Flashcards

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Dermatology Board Prep flashcards
0
Q

hyperkaratosis

A

thickening of stratum corneaum. this is the outermost layer of dead cells in the epidermis.

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1
Q

ballooning

A

intracellular edema in keratinocytes that causes them to separate. often caused by viral infection

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2
Q

orthokeratosis

A

thickening of stratum corneium (outermost layer of dead cells) without nuclear retention

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3
Q

parakeratosis

A

retained nuclei in the stratum corneum.

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4
Q

hypergranulosis

A

increase in granular layer

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5
Q

acanthosis

A

increasing thickness of epidermis

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6
Q

pallipionmatosis

A

mountain and valley patten in epidermis

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7
Q

Dyskeratosis

A

Premature keratinization of keratinocytes meaning that the keratinocytes undergo apoptosis in the basal or spinous llayer of the epidermis rather than the corneum

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8
Q

Acantholysis

A

falling apart of the kerationcytes. discohesion, looks messy gaps among cells.

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9
Q

spongiosis

A

INTER cellular edema. so edema in between kerationcytes.

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10
Q

Ballooning

A

INTRA cellular edema of keratinocytes. often associated with viral infection

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11
Q

exocytosis

A

white blood cells migrating to epidermis

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12
Q

erosion

A

stripping away of corneum

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13
Q

ulceration

A

complete loss of epidermis

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14
Q

vacuolization

A

bubbly appearance of epidermal basal layer

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15
Q

palisading

A

lining up of cells in a row

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16
Q

macule

A

small flat discoloration- can see but cant feel

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17
Q

patch

A

large flat discoloration like a bruise

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18
Q

papule

A

is a small bump like a wart. u can feel it. less than 1 cm

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19
Q

Nodule

A

a bump larger than 1 cm larger than papule.

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20
Q

plaque

A

large raised lesion that can be rough, white, scaly etc. the lesion is greater in length than it is tall.

coalescing nodules or papules may make up plaque.

21
Q

vesicle

A

small blisters less than .5 cm with a clear fluid. like what u get with herpes

22
Q

bulla

A

large blister with clear fluid. greater than vesicle so greater than .5 cm think contact dermatitis

23
Q

pustule

A

pus filled raised lesion can be papular or nodular ex acne or bug bite

24
Q

wheal

A

raised smooth lesion often with erythematous boarders and pale center skin unbroken. ie welt

25
Q

scale

A

roughness at surface it can represent hyperkeratosis which is thickning of stratum corneum

26
Q

crust

A

dried plsma at surface. looks yellowish. represents epithelial disruption

27
Q

excoriation

A

loss of epidermis caused by scratching picking burns etc. ulceration is histological complete loss of epidermis

28
Q

lichenification

A

leathery thickness of skin usually from constant scratching

29
Q

telangiectasia

A

dilated capillaries visible through surface of skin

30
Q

onycholysis

A

separation of nail from the bed

31
Q

atropy

A

thinning of skin loss of rete ridges (projection of epidermis into dermis) occurs with age or long term cortiocsteriod use

32
Q

acral

A

relating to extermities like fingers toes ears limbs

33
Q

dermatomal

A

restriction to a dermatome which is an area of skin supplied by a single sensory nerve

34
Q

extensor and flexural surface

A

extensor- skin of elbows and knees they are stretched when the joint is flexed

flexural- skin within the flexure of elbows and knees

35
Q

interiginous

A

areas wheere skin touches other skin ie axillae

36
Q

ballooning

A

intracellular edema in keratinocytes that causes them to separate. often caused by viral infection

37
Q

hyperkaratosis

A

thickening of stratum corneaum. this is the outermost layer of dead cells in the epidermis.

38
Q

orthokeratosis

A

thickening of stratum corneium (outermost layer of dead cells) without nuclear retention

39
Q

parakeratosis

A

retained nuclei in the stratum corneum.

40
Q

hypergranulosis

A

increase in granular layer

41
Q

acanthosis

A

increasing thickness of epidermis

42
Q

pallipionmatosis

A

mountain and valley patten in epidermis

43
Q

ballooning

A

intracellular edema in keratinocytes that causes them to separate. often caused by viral infection

44
Q

hyperkaratosis

A

thickening of stratum corneaum. this is the outermost layer of dead cells in the epidermis.

45
Q

pallipionmatosis

A

mountain and valley patten in epidermis

46
Q

acanthosis

A

increasing thickness of epidermis

47
Q

hypergranulosis

A

increase in granular layer

48
Q

parakeratosis

A

retained nuclei in the stratum corneum.

49
Q

orthokeratosis

A

thickening of stratum corneium (outermost layer of dead cells) without nuclear retention

Derm (3 decks)

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