Exam Flashcards
Four layers of epidermis
Keratin
Granular
Prickle
Basal
Merkel cells
Light touch mechanoreceptors
Link the basal cells to basement membrane
Hemidesmosomes
Link the papillary dermis to the basement membrane
Anchoring fibrils
Apocrine glands
Axilla and perineum- produce sweat
Eccrine glands
The whole body- cooling by evaporation
Wavelength of light which converts cholecalciferol
290-320nm
Ashleaf macules, enamel pitting, angiofibroma
Tuberous sclerosis
Inheritance of tuberous sclerosis
AD, de novo common, heterogenous
Extensive post-natal blistering and skin loss
Epidermolyisis bullosa
Filaggrin mutations
Eczema
Varicella reactivation in the facial nerve
Ramsay Hunt syndrome
Varicella vaccine
Live attenuated
Genital warts
HPV 6 & 11
Warts
HPV 1-4
Cervical cancer
HPV 16 & 18
Fleshly firm pearly umbilicated nodules
Molloscum contagiosum
Erythema infectiosum
Parvovirus B19
Treponema pallidum
Syphilis
Painless ulcers at entry site, widespread erythema particularly on hands and soles, systemic complications
Syphilis
First-line treatment of rosacea
Topical metronidazole
Pathology of bullous pemphigoid
IgG against hemidesmosomes anchoring basal to basement membrane
Coagulase positive staph
Aureus
Gram positive cocci in clusters
Strep
Trichyphyton rubrum
Ringworm
Ringworm treatment
Clotrimazole, terbanafine
Candida treatment
Clotrimazole, oral fluconazole
Scabies treatment
Malathion lotion
Benzylbenzoate (not in children)
High-risk areas for SCC
Lip, ear, scalp
Self-limiting SCC, distinguished by central horn of keratin
Keratoacanthoma
Chronic and cumulative sun exposure
SCC
Intense and intermittent sun exposure
Melanoma, BCC
Explosive eruption of many seborrhoeic keratoses
Lesar-Trelat sign
“Horn” cysts
Seborrhoeic keratosis
Peripheral palisading of cells
Nodular BCC
Keratin pearls, atypical mitoses, cellular atypia
SCC
Two growth phases of melanoma
Radial and vertical
Lacks a radial growth phase
Nodular melanoma