What is the pathology in Bullous Pemphigoid?
acantholysis and bullae formation
due to ab to hemidesmosome
Tinea Corporis is identified how?
KOH and see septate hyphae
What infection produces hypopigmented lesions?
Mallesseiza Fur Fur--forming Tinea Versicolor
Ascending lymphangitis is for what infection?
Rx for sporotrix?
What is cigar shaped yeast?
How does a rash of Measles presetn?
rash starts at the head and spreads down
preceded by cough, coryza, conjunctivits,koplik spots on the buccal mucosa
Umbilicated lesions are seen with what virus?
Pox virus--replicates int eh cytoplasm
Scabies is casued by what?
burrowing mite in the epidermis which causes intense pruritis due to an allergic response
pruritic papulovesicular rash with crusting
Asthma, allergic rhinits
Atopic dermatitis is what hypersensitivity?
Nail pitting is seen in conjunction with what condition?
producing silvery papules and plaques
Psoriasis plaques are seen where on the body?
hyperpigmentation associated with pregnancy or OCP use
What is vitiligo?
abs destroying Melanocytes producing areas of depigmentation
cause for albinism?
decrease in tyrosinase
failure of neural crest cells to migrate
Phenylalanine and tyrosine hydroxylase need what cofactor?
precursor to SCC
How does BCC present?
pearly papule with rolled edges and central depression that could ulcerate with telangiectasia
What is seen on LM with BCC?
nests of palisading cells
Chronic draining sinuses predispose tow what?
Best indicator for prognosis of Melanoma?
depth of invasion
Drug rash presents how?
TYpe I--mast cell degranulation
acanthosis--s. spinosum hyperplasia and pigmentation of epidermis due to
1. Malignancy--lung, gastric
inflammation of subcutaneous fat due to
disseminated fungal infection
Mees lines are due to what?
other heavy metal poisoning