PATHOMA- Derm inflam Flashcards

1
Q

Layers of the Epidermis

top to bottome

A
Corneum
Lucidum
Granulosum
Spinosum
Basale
~BM~
Dermis
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2
Q

Stratum corneum contains?

A

Keratin

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3
Q

Stratum spinosum contains?

A

Desmosomes

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4
Q

a cell structure specialized for cell-to-cell adhesion. A type of junctional complex, they are localized spot-like adhesions randomly arranged on the lateral sides of plasma membranes.

A

Desmosomes

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5
Q

key structural material making up the outer layer of human skin. It is also the key structural component of hair and nails.

A

Keratin

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6
Q

The dermis contains

A
adnexal structures 
Blood vessels
sweat glands 
sebaceous  glands 
connective tissue
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7
Q

sebaceous glands

A

microscopic exocrine glands in the skin that secrete an oily or waxy matter, called sebum, to lubricate and waterproof the skin and hair of mammals

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8
Q

The basal cells functions to

A

Stem cell layer

Creates new epidermis

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9
Q

An itchy inflammation of the skin

also known as atopic eczema or eczema

A

Atopic dermatitis

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10
Q

Dermatitis means

A

inflammation of the skin

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11
Q

Atopic dermatitis key points

A
s/s
pruitic 
erthemitic 
oozing
vesicles
edema

face/flexor
rx: topical steroids

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12
Q

results from exposure to allergens or irritants

A

Contact dermatitis

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13
Q

caused by chemical irritants and those caused by physical irritants.

A

irritant contact dermatitis

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14
Q

manifestation of an allergic response caused by contact with a substance

A

allergic contact dermatitis

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15
Q

Common irritants in irritant contact dermatitis

A

nickel
poison ivy
detergents
drugs

rx: remove irritant from exposure
Topical steriods

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16
Q

chronic inflammation of hair follicle and sebacous glands

A

acne vulgaris

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17
Q

acne vulgaris is caused by?

A

Hormones leading to increased sebum
excess keratin
*blocked follicle leading to infection by p. acne

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18
Q

Inflammation in Acne is the result of?

A

lipase breaks down xs sebum

release of inflammatory mediators

19
Q

chronic, relapsing/remitting, immune-mediated systemic disease characterized by skin lesions including red, scaly patches, papules, and plaques, which usually itch.

20
Q

Psoriasis lesions are?

A

well circumscribed
salmon colored
silver scales

also shows nail pitting

21
Q

Psoriasis are located?

A

extensor surfaces

scalp

22
Q

Psoriasis is caused by?

A

possibly autoimmune
excess keratinocytes
HLA-C ass.

23
Q

diffuse epidermal hyperplasia (thickening of the skin).

A

Acanthosis

24
Q

Cellulitis morphology

A

warm, tender, red, patch, plaque

25
Cellultisis loction
dermis/sub q tissue
26
Dermatitis location
epidermis/ dermis
27
infection of the upper dermis and superficial lymphatics, usually caused by streptococcus bacteria on scratches or otherwise infected areas
Erysipelas
28
rysipelas is more superficial than cellulitis, and is typically more raised and _______
demarcated.
29
Erysipelas location
dermis | minimal sub q
30
Stasis dermis location?
lower leg
31
Seborrheic dermatitis location?
scalp
32
Atopic dermatitis location?
flexor
33
Psoriasis location?
extensor *may have arthritis
34
Lower ext. edema
statis dermatitis
35
Malassezia furfur
Seborrheic dermatitis
36
Malassezia is a genus of fungi. Malassezia is naturally found on the:______
skin surfaces
37
Filaggrin
a filament-associated protein that binds to keratin fibers in epithelial cells.
38
Atopic derm etiology
Filaggrin etiology
39
Atopic derm is ass w/?
asthma | alleric rhinitis
40
Allergic contact derm is a _____ rxn
Delayed hypersensitivity
41
Allergic contact derm is confirmed by?
patch testing
42
______ may be ass. w/ cardiovascular disease
Psoriasis
43
``` Prurtic Planar Polygonal Purple Papule ```
Lichen Planus
44
HEP C related inflammatory rash
Lichen Planus