Chapter 39 - Adnexal Diseases Flashcards Preview

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Flashcards in Chapter 39 - Adnexal Diseases Deck (27):
1

What anatomic locations does phrynoderma favor?

The extensor surfaces, especially the upper forearms and thighs. The face is the last site to become involved, and the hands and feet are spared.

2

Can deficiencies of vitamins other than vitamin A cause phrynoderma?

Yes; deficiencies of vitamin E, vitamin B, and essential fatty acids have been known to cause phrynoderma

3

True or false: the only way to cure pseudofolliculitis barbae is to stop shaving.

True

4

True or false: pseudofolliculitis can occur in the beard area, on the anterolateral neck, and moustache area.

False; pseudofolliculitis can occur on the beard area, anterolateral neck, but NOT the moustache area, even if this area is shaved

5

Are comedones present in acne keloidalis?

No

6

What is the term that is sometimes applied to the four diseases within the follicular occlusion triad, as an all-inclusive disease term?

Acne inversa

7

What is the other term for Verneuil's disease?

Hidradenitis suppurativa

8

What is exacerbated by application of agents in a direction opposite that of hair growth?

Irritant folliculitis

9

What do you see on Tzanck smear or biopsy in herpes simplex folliculitis?

Multinucleated giant cells

10

What are some common categories of medications that can cause drug induced folliculitis?

Corticosteroids, androgenic hormones, iodides, bromides, lithium, isoniazid and anticonvulsants

11

How long after sun exposure does an actinic folliculitis eruption occur?

Several hours, on sun exposed skin, but spares face

12

What are the 3 types of eosinophilic folliculitis?

Eosinophilic pustular folliculitis, immunosuppression/AIDS-associated eosinophilic folliculitis, and eosinophilic pustular folliculitis in infancy

13

How long do lesions of eosinophilic folliculitis last for?

Explosive onset, lasts 7-10 days. Spontaneous involution followed by relapses (on average every 3-4 weeks)

14

At what CD4 count do HIV patients start noting AIDS associated eosinophilic folliculitis?

CD4 count <300 cells/mm3

15

How is eosinophilic pustular folliculitis of infancy different from adult EPF?

Infants have primarily scalp involvement, and is often accompanied by secondary crusting

16

me the 4 types of disorders within the spectrum of keratosis pilaris atrophicans.

Keratosis pilaris atrophicans faciei, atrophoderma vermiculatum, keratosis follicularis spinulosa decalvans , folliculitis spinulosa decalvans

17

What does IFAP syndrome stand for?

Ichthyosis follicularis with atrichia and photophobia syndrome

18

How do you confirm a diagnosis of phrynoderma?

Measure serum vitamin A levels, <30μg/100 ml

19

What are the 4 types of sycosis?

Barbae, lupoid, mycotic, and herpetic

20

How deep do you have to go for punch excisions of acne keloidalis papules?

The punch must extend below the level of the hair follicle to be successful

21

What are potential complications of HS?

Anemia, secondary amyloidosis, lymphedema, and fistulae to the urethra, bladder, peritoneum and rectum, hypoproteinemia, nephrotic syndrome, arthropathy, SCC

22

True or false: infliximab is considered an effective treatment for severe hidradenatis suppurativa

True

23

Where is the occlusion in hidradenatis suppurativa?

The pillosebaceous units ( follicular infundibula) within intertrigenous zones

24

In acne koloidalis what are the types of hair penetration?

1. Intrafollicular
2. Transfollicular

25

What are the major forms of deep folliculitis?

1. Furuncles
2. Sycosis
3. Pseudofolliculitis barbae
4. Acne keloidalis
5. HS

26

What's is the other name of eosinophilic pustular folliculitis?

Ofuji's disease

27

What is the cause of phrynoderma?

Vitamin A deficiency