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Derm ex2
eczematous dermatitis
10
Medical
Professional
12/13/2011

Additional Medical Flashcards

 


 

Cards

Term
facts about eczematous dematitis
Definition

-most common inflammatory skin disease

-on flexor surfaces

-erythema

-scales

-clear fluid fulled bubbles

Term
types on contact dermatitis and hypersensitivity response elicited
Definition

there is allergic and non-allergic

 

non-allergic is dose dependent and only at surface touched by the irritant

 

allergic type is delayed and manifests as a type IV hypersens.  no much irritant is needs because they skin is supersensitized

Term
changes is contact dermititis as we move from acute to sub-acute to chronic
Definition

acute will have vesicles in clearly demarcated regions (soak with burow's solution, topical oral steroids)

 

plaques and mild erythema will show in sub-acute phase

 

chronic is characterized my mostly plaques which are lichtenized and there may be changes in pigmentation (test for allergies with patch test)

Term
atopic dermatitis
Definition

usually a chronic pruritic inflammation of skin, but can be acute

 

more common in males and usually self alleviates by mid-life

 

common in young, usually family history of hay-fever

 

"the itch that rashes"

Term

signature acute symptom of atopic dermatitis vs. chronic

 

treatments?

Definition

acute will have erythematous papules and plaques without scales, edema, or erosion

 

chronic can be seen with loss of lateral 1/3 of eyebrow, fissures, dennie-morgan sign (sign of constant itching under the eyebrow)

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treat with emollients (moisturizers), maybe topical steroids, and pt. education

Term
lichen simplex chronicus
Definition

over the age of 20, more common in women, asians and native americans,

 

lichenation usually is occuring in circumscribed plaques; start as dull red and then turn brown/black spots

 

stress related because pts may not even know they're doing it to themselves (rub heel against foot at night)

Term
nummular eczema
Definition

coin-shaped plaques

AKA discoid eczema

 

4-5 cm in diameter

Term
dyshidrotic eczematous dermatitis
Definition

a vesicular type of hand/foor dermatitis

 

usually over 40 years age

 

starts with clear "tapioca" appearing clusters of vesicles, later turn into papules, then scales and lichenification

 

80% of it is on hands

 

spontaneous remission is often seen, but be on lookout for secondary infections

Term
seborrheic dermatitis 
Definition

cradle cap or dandruff

 

caused by pityrosporon ovale

 

more common in winter

 

scales found most frequently on the hair areas and scalp.  alopecia is caused by the scales hardening to the follicles and taking the hair with them when they are picked off

 

treat with antifungal, zinc, selenium sulfide, or some combination of shampoos

Term
main cause of aseototic dermatitis?
Definition

most common in winter, taking too hot baths, too dry temperatures, too soapy water

 

moisturize

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