M.2 CH 8: Skin Disorders

Question 1

General Diagnostic tests for skin lesions?

Answer 1

Culture and staining
Biopsy
Blood Tests
Patch and Scratch method

Question 2

What are the benefits of using blood tests to diagnose a skin condition?

Answer 2

They are great for detecting allergic or abnormal immune response

Question 3

What type of hypersensitivity reaction is involved with contact dermatitis

Answer 3

Type IV

Question 4

What type of hypersensitivity reaction is involved with Urticaria (use urticaria on exam not hives)?

Answer 4

Type I

Question 5

What condition has observable differences in manifestation between children and adults?

Answer 5

Atopic Dermatitis

Question 6

Manifestations of adult Atopic Dermatitis. Where are these symptoms localized?

Answer 6

Dry, scaly, pruritic rash

Usually on flexor surfaces

Question 7

Manifestations of pediatric Atopic Dermatitis. Where are these symptoms located?

Answer 7

Erythematous rash with serous exudate.

Usually on face, chest, and shoulders

Question 8

What causes psoriasis?

Answer 8

Abnormal T-Cell activation

Question 9

Describe the lesions of psoriasis?

Answer 9

Erythematous lesions with white scaly plaque on face scalp, elbows, knees.

Question 10

What are the signs and symptoms of psoriasis

Answer 10

Excessive proliferation of keratinocytes, but also epidermal cells in general.

Epidermal shedding greatly increased

Question 11

What is another name for eczema

Answer 11

Atopic Dermatitis

Question 12

Treatment options for psoriasis

Answer 12

glucocorticoids, tar preps, antimetabolites