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Clin Med > Exam 1 derm etiologies & hormones > Flashcards

Exam 1 derm etiologies & hormones Flashcards

1
Q

effect on skin norepinephrine

A

profuse sweating

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2
Q

effect on skin excess thyroid hormone

A

warm, moist skin, pretibial myxedema

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3
Q

effect on skin hypothyroid

A

dry, cool, thickened skin

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4
Q

effect on skin parathyroid hormone

A

metastatic calcification

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5
Q

effect on skin growth hormone

A

epidermal hyperplasia, hyperpigmentation

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6
Q

effect on skin glucocorticoids

A

cushing’s sxs - striae, atrophy, purpura, steroid acne, hirsutism, moon face, buffalo hump

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7
Q

effect on skin adrenocorticoids

A

addison’s - hyperpigmentation especially in gingiva due to melanocyte stimulation

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8
Q

effect on skin androgens

A

excess sebum, acne, alopecia, hirsutism, testosterone/DHT

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9
Q

etiology: dermatitis herpetiformes

A

deposition of IgA in dermal papillae

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10
Q

etiology: porphyria cutanea tard

A

common porphyria. a/w ingested estrogen, liver dx, hepatitis

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11
Q

etiology: erythema migrans

A

tick: b. burgdorferi

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12
Q

etiology: cellulitis

A

staph or group A strep

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13
Q

etiology: folliculitis

A

plugging of hair follicles w/ sebum, pus commonly a/w staph

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14
Q

etiology: erisipelas

A

superficial cellulitis due to beta hemolytic strep

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15
Q

etiology: discoid lupus

A

sun exposed area. may be a/w systemic lupus (SLE)

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16
Q

etiology: herpes simplex

A

HSV1 oral, HSV2 genital

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17
Q

etiology: herpes zoster

A

shingles, varicella zoster virus

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18
Q

etiology: varicella

A

chicken pox, varicella zoster virus

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19
Q

etiology: scabies

A

mites

20
Q

etiology: insect bites

A

insects. duh.

21
Q

etiology: molluscum contagiosum

A

poxvirus

22
Q

etiology: hand, foot & mouth

A

coxsackie A16 virus

23
Q

etiology: roseola infantum

A

herpesvirus 6 & 7

24
Q

etiology: rubella (german measles)

A

rubella virus

25
Q

etiology: erythema infectiosum (fifth’s disease)

A

parvovirus B19

26
Q

etiology: rubeola

A

paramyxovirus

27
Q

etiology: rosacea

A

adult acne, many causes

28
Q

etiology: acne

A

puberty, obstruction of sebaceous follicles, can be androgen dependent

29
Q

etiology: tinea versicolor

A

p. ovale or yeast, high humidity, cortisol, or sebum

DERMATOPHYTES

30
Q

etiology: tinea corporis

A

e. floccosum/t. rubrum (DERMATOPHYTES)

31
Q

etiology: tinea cruris

A

t. rubrum (DERMATOPHYTES)

32
Q

etiology: tinea pedis

A

t. rubrum (DERMATOPHYTES)

33
Q

etiology: impetigo

A

staph aureus, pyogenes. (BACTERIAL)

34
Q

etiology: psoriasis

A

chronic skin disease, sometimes a/w autoimmune

35
Q

etiology: pityriasis rosea

A

unknown

36
Q

etiology: seborrheic dermatitis

A

likely p. ovale. common chronic inflammatory dermalogical condition

37
Q

etiology: contact derm

A

allergic: delayed sensitivity
irritant: repeated exposure

38
Q

etiology: atopic eczema

A

a/w atopic triad: atopic dermatitis, asthma, allergic rhinitis

39
Q

etiology: mycosis fungoides

A

cutaneous t-cell lymphoma

40
Q

etiology: malignant melanoma

A

melanocyte mutation. can metastasize

41
Q

etiology: squamous cell carcinoma

A

cancer. can arise from actinic keratosis or leukoplakias

42
Q

etiology: basal cell carcinoma

A

most common skin cancer. forms in basal layer of epidermis

43
Q

etiology: actinic keratosis

A

due to sun exposure. benign

44
Q

etiology: keratoacanthoma

A

rapidly growing neoplasm of epithelium

45
Q

etiology: seborrheic keratosis

A

benign hyperpigmented lesion from epidermal hyperplasia

Clin Med (15 decks)

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