Intro to Dermatology Flashcards
characteristics of skin lesions
size
shape
colour
Derm consult, usually two things:
rash
lesion
why erythema?
vasodilation - blanching
why non blanching?
red cells out of vessels
erythroderma is?
systemic redness, vasodilation, dangerous for hypotension
psoriasis pathophysiology
making heaps of epidermis, retaining
icthyosis
dry, scaly, non sticking together
macule is what?
small and flat
papule description
small and raised
nodule description?
elevated, palpable lesion >5mm
describe a cyst?
nodule with fluid in it
plaque description?
bigger than nodule, broadness is greater than depth
what is wheal?
area of localised oedema of skin
what is a vesicle?
filled with fluid, blisters
bulla of bullous is what?
deeper, intact
inflamm past layer of epidermis