Lim Vocab Flashcards
circumscribed, flat discoloration, which may be brown, blue, red, or hypopigmented
Macule
A macule more than 3-4cm in diameter
A small area differing from the rest of a surface
Patch
An elevated solid lesion up to 0.5 cm in diameter; color varies; may become confluent and form plaques
Papule
A circumscribed, elevated, superficial, solid lesion more than 0.5 cm in diameter, often formed by the confluence of papules
Plaque
The classic plaque
psyoriasis
A circumscribed lesion with a wall and a lumen
May contain fluid or solid matter
Cyst
A circumscribed elevated, solid lesion more than 0.5 cm in diameter
Nodule
A large nodule
Tumor
A circumscribed collection of free fluid up to 0.5 cm in diameter
Vesicle
A circumscribed collection of free fluid more than 0.5 cm in diameter
Bulla
A circumscribed collection of leukocytes and free fluid that varies in size
Pustule
A firm edematous plaque resulting from infiltration of the dermis with fluid;
Are transient and may last only a few hours
Wheal
A collection of dried serum and cellular debris; a scab
Crust
A linear loss of epidermis and dermis with sharply defined, nearly vertical walls
Fissure
A focal loss of epidermis; do not penetrated below the dermoepidermal junction and therefore heal without scarring
Erosions
A focal loss of epidermis and dermis; heal with scarring
Ulcer
An abnormal formation of connective tissue implying dermal damage; after injury or surgery, these are initially thick and pink but with time become white and atrophic
Scar
A narrow, elevated, tortuous channel produced by a parasite.
Found in scabies and is where the scabies scraping should be done to identify mite, eggs, or feces (scybala)
Burrow
A small, superficial keratin cyst with no visible opening
Milia
A plug of sebaceous and keratinous material lodged in the opening of a hair follicle.
The follicular orifice may be dilated (black head or open) or narrowed (white head or closed)
Comedone
Primary lesion of acne
Dilated superficial blood vessels
Telangiectasia
Translucent telangiectasia on tumor =
Basal cell carcinoma
A circumscribed deposit of blood less than 0.5 cm in diameter
petechiae
A circumscribed deposit of blood greater than 0.5 cm in diamter
Purpura