Dermatology Language Flashcards
Skin jobs
Protect against infections
Maintain fluid balance
Vitamin D synthesis
Keratinocytes
Building tough skin cells
Secrete keratin
Melanocytes
Synthesize melanin
Langerhans cells
Dendritic cells
Merkel Cells
Have touch sensors
Deeper in epidermis and in dermis
Macule
Flat
Less than 1 cm
No elevation or depression
Petechiae
Patch
Flat
Greater than 1 cm
No elevation or depression
Vitilligo
Plaque
Fat/elevated
Greater than 1 cm
Well circumscribed (clear border)
Psoriasis
Papule
Elevated
Solid
Less than 1 cm
Angioma, wart
Nodule
Elevated
Solid
Greater than 1 cm
Epidermal inclusion cyst
Vesicle
Elevated
Fluid filled
Less than 1 cm
Herpes
Bullae
Elevated
Fluid filled
Greater than 1 cm
Bullous pemphigoid
Pustule
Elevated
Pus-filled
Less than 1 cm
Acne
How to measure lesion
Length x Width x Depth
Erythema
Blanchable (color goes away when you push).
Does NOT mean red
Purpura
Does not blanch.
Does NOT mean purple
Crust
Dried exudate or serum
Impetigo
Fissure
Split in skin
Psoriasis
Lichenification
Thickening of skin
Erosion
Partial loss of epidermis
Scratching or minor injury
Ulceration
Full thickness loss of epidermis
Pressure ulcer or pyoderma gangrenosum
Excorations
Self inflicted skin lesions from itching
Urticaria
Hives
Annular
Round ring shaped lesions.
Central clearing
Tinea corporis