Flashcards in Chapter 39 - Adnexal Diseases Deck (27):
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.
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
True or false: the only way to cure pseudofolliculitis barbae is to stop shaving.
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
Are comedones present in acne keloidalis?
What is the term that is sometimes applied to the four diseases within the follicular occlusion triad, as an all-inclusive disease term?
What is the other term for Verneuil's disease?
What is exacerbated by application of agents in a direction opposite that of hair growth?
What do you see on Tzanck smear or biopsy in herpes simplex folliculitis?
Multinucleated giant cells
What are some common categories of medications that can cause drug induced folliculitis?
Corticosteroids, androgenic hormones, iodides, bromides, lithium, isoniazid and anticonvulsants
How long after sun exposure does an actinic folliculitis eruption occur?
Several hours, on sun exposed skin, but spares face
What are the 3 types of eosinophilic folliculitis?
Eosinophilic pustular folliculitis, immunosuppression/AIDS-associated eosinophilic folliculitis, and eosinophilic pustular folliculitis in infancy
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)
At what CD4 count do HIV patients start noting AIDS associated eosinophilic folliculitis?
CD4 count <300 cells/mm3
How is eosinophilic pustular folliculitis of infancy different from adult EPF?
Infants have primarily scalp involvement, and is often accompanied by secondary crusting
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
What does IFAP syndrome stand for?
Ichthyosis follicularis with atrichia and photophobia syndrome
How do you confirm a diagnosis of phrynoderma?
Measure serum vitamin A levels, <30μg/100 ml
What are the 4 types of sycosis?
Barbae, lupoid, mycotic, and herpetic
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
What are potential complications of HS?
Anemia, secondary amyloidosis, lymphedema, and fistulae to the urethra, bladder, peritoneum and rectum, hypoproteinemia, nephrotic syndrome, arthropathy, SCC
True or false: infliximab is considered an effective treatment for severe hidradenatis suppurativa
Where is the occlusion in hidradenatis suppurativa?
The pillosebaceous units ( follicular infundibula) within intertrigenous zones
In acne koloidalis what are the types of hair penetration?
What are the major forms of deep folliculitis?
3. Pseudofolliculitis barbae
4. Acne keloidalis
What's is the other name of eosinophilic pustular folliculitis?