Dermatitis - Westra

Question 1

Hallmark of atopic dermatitis?

Answer 1

Pruritic (itchy)

The itch that rashes
Lichenification of skin, chronic recurrences, often family histories

Question 2

Treatment for atopic dermatitis?

Answer 2

Cutaneous hydration
Topical Glucocorticoid
Protopic (inhibit t cell activation)

Avoid lots of soaps - moisturize a lot espeically right after bathing
Avoid aggravating factors

Question 3

What can you do to get rid of the itch?

Answer 3

antihistamines or tar preparations

Question 4

How is the prognosis for atopic dermatitis?

Answer 4

Usually can be well-controlled
Often resolves as the child gets older

Sever childhood cases, easrly onset, females, and those with family history have poorer prognosis

Question 5

What is contact dermatitis?

Answer 5

Inflammatory reaction of the skin precipitated by an exogenous chemical
2 types:
Irritant - direct toxic effect on the skin
Allergic - immunologic reaction that causes tissue inflammation (type 4 hypersensitivity)

Question 6

SENSITIZERS OF CONTACT DERMATITIS?

Answer 6

Poison Ivy
Paraphenylenediamine
Nickel
Rubber Compounds
Ethylenediamine

Question 7

Clinical feastures of contact dermatitis?

Answer 7

Acute – linear streaks of vesicles

Chronic - lichenification, eczematous reaction

Question 8

Treatment for contact dermatitis?

Answer 8

oral steroids will calm it down

Use a burst then taper down!

Question 9

Important points about seborrheic dermatitis?

Answer 9

REMEMBER - FLAKY DANDRUFF

Chronic, superficial inflammatory process affecting the hairy regions of the body (scalp, eyebrows and face especially)

Question 10

Common incidence of Seborrheic Dermatitis in who?

Answer 10

first 3 month of infancy or adulthood
85% of HIV patients have it
bilateral and symmetrical on body

Scalp, ears, eyebrows, around the nose, groin, anus, under breast, belly button

Question 11

Treatment for infants?

Answer 11

use olive oil or baby shampoos to remove crusts

drying lotions

Question 12

Chronic adult treatment:

Answer 12

Scalp shampoos
topical glucocorticoids
antifungals perhaps

Question 13

What is photodermatitis?

Answer 13

An immune-based dermatitis in which UV light alters the antigen to make it an effective immunogen resulting in a Type IV cell-mediated reaction.
(often seen with tetracyclines and thiazide diuretics)

TO TREAT: stop med and use of a UV-A + UV-B blocker sunscreen