Morbys- dermatitis Flashcards
- generalized pathy rash 1 to 2 mm in diameter
- painful and itchy
- lesions have two concentric rings with a center core
- erosions in the oral mucosa
erythema multiforme
(ass with type IV hypersensitivity)
pathognomic: target lesions hat are pruritic and burning
itchy wheals lasting for several hours
urticaria
AI disorder. The immune system produces AB against proteins in the skin and mm.
blistering and sores of the skin and mm
pemphigus vulgaris
acute infection of the dermis and hypodermis with erythema, heat, and tenderness at pt of entry of bact
cellulitis
what pop usually gets scarlet fever
children
erythroderma rash on the palms and soles of the feet
skin infection caused by the mite that is spread via skin contact
scabies
infectious skin dz caused by S. Aureus or S. pyogenes that present with vesicular lesions on the face circumscribing the nostrils or the lips that crust
impetigo
not endemic in the US
- transmitted by bite of a mite
- rash is papular at first and then necrotic but resolves into an eschar
typhus
who is the rocky mountain spotted fever fatal to?
children
- macular rash and fever= death
primary lesion that characterized as an ulcer and a secondary lesion characterized as a rash
rickettsia pox
- rash starts in the ext. and moves to the hands and feet
Q fever, presents only with flulike illness and no skin lesion
C. Burnetii
___: niacin deficiency
___: hypovitaminosis A
niacin: pellegra
hypovitaminosis A: phrynoderma
hyperkeratotic follicular eruptions on the anterolateral thigh or posterolateral arms
darkening adaptations of the skin
phrynoderma (hypovitaminosis A)
-deficiency of vit A= night blindness
chronic AI blistering dz of the skin and mm
pop: elderly
PE: intradermal blistering–> first in the buccal mucosa
pemphigus vulgaris
extremely itchy grouped vesicles
location: extensor surfaces
ass with: gluten intolerance
dermatitis herpetiformis
