Hair follicle disorders

Question 1

Alopecia areata- Eti

Answer 1

Unknown- thought to be immunologic

Question 2

Alopecia areata- Sx

Answer 2

Well demarcated patches with normal skin below. Exclamation hairs- 2-3mm in length

Question 3

Alopecia areata- Tx

Answer 3

Triamcinalone injections or systemic corticosteroids. Remits when meds stopped

Question 4

Alopecia Totalis

Answer 4

Extension of alopecia areata to entire scalp

Question 5

Androgenic Alopecia- Eti

Answer 5

Pattern baldness. Predertermined by genetics

Question 6

Androgenic Alopecia- Dx

Answer 6

Serum testosterone, iron and thyroid test to determine underlying cause

Question 7

Androgenic Alopecia- Tx

Answer 7

Topical minoxidil or finasteride

Question 8

Telogen effluvium- Eti

Answer 8

Increase in number of hairs in telogen phase due to shock, diet, pregnancy, or homonal

Question 9

Telogen effluvium- Sx

Answer 9

Presence of large number of hairs with white bulbs upon tugging- excess of 150 per day

Question 10

Telogen effluvium- Dx

Answer 10

Hair pull- white bulbs, serum iron to determine if caused by iron deficiency

Question 11

Telogen effluvium- Tx

Answer 11

None- complete regrowth should occur

Question 12

Psuedofolliculitis Barbae- Eti

Answer 12

Irritation of hair follcile caused by razor

Question 13

Psuedofolliculitis Barbae-Sx

Answer 13

follicular papular bumbs in shaved area. If pustules than secondary infection

Question 14

Psuedofolliculitis Barbae- Tx

Answer 14

Discontinue shaving, use clippers