Practice exam 2 Flashcards
Sturge Weber syndrome
- distribution?
Associated with Port Wine Stain where 10-15% of the capillary malformation is V1 distribution. Thus can casue ocular (glaucoma) and neurologic abnormalities (seizures)
What would you use to treat infantile hemangioma?
It has lots of complications remember?
Treat with Beta blockers to decrease angiogenesis
Which of benign tumors originates from oil glands?
Sebaceous hyperplasia
*note: Common. Increases frequency after middle age. Could be sunlight induced. Distributes face >trunk> extremities
p53
tumor suppressor
Skin diseases due to defect in filaggrin
atopic dermatitis
ichthyosis
Malassezia Furfur is the causative agent for which two skin disorders?
Tina versicolor and seborrheic dermatitis
Epidermolysis Bullosa
error in gene encoding the protein type VII collagen
Disease BEST characterized as an acquired one involving antibodies to cell-to-cell adhesion molecules in the stratum spinosum?
Pemphigus vulgaris
First thing that comes to mind:
A. Icthyosis vulgaris – B. Ehlers-Danlos syndrome: C. Vitiligo - D. Pseudoxantoma elasticum – E. Solar elastosis –
A. Icthyosis vulgaris – filaggrin – dry and skin breaks up
B. Ehlers-Danlos syndrome - contortionist (congenital collagen production mutation)
C. Vitiligo - prob with melanocytes
D. Pseudoxantoma elasticum – elastin (chicken skin)
E. Solar elastosis – elastin (old people)
holocrine (whole cell) gland secretion?
holocrine means whole cells Sebaceous glands (think zit thing - sebum)
A patient presents with evidence of palpable purpura and a diagnosis of leukocytoclastic vasculitis is made. Which of the following types of immune reaction types is BEST exemplified by this condition?
Type III—immune complex mediated
immune reaction type that is BEST exemplified by the disease bullous pemphigoid?
Type II—antibody mediated - hemidesmo
immune reaction type that is BEST exemplified by a nickel allergy?
Type IV—delayed type hypersensitivity – allergic contact dermatitis
primarily located where?
- eccrine
- apocrine
- apoeccrine
- eccrine: everywhere, but mostly face, hands, feet
- apocrine: armpit, urogenital
- apoeccrine: armput
___________ glands secrete nearly ten times as much sweat as eccrine glands
• Apoeccrine