"Terminology for Head and Neck Exam" Flashcards
Lesion
a GENERAL term to denote a pathologic to traumatic change in the tissue. It is not descriptive.
Macule
focal area of color change not elevated or depressed in relation to its surroundings; flat.
Papule
solid, raised lesion less than 5 mm in diameter.
Nodule
solid, raised lesion greater than 5mm
Erythema
red in color; a common but non-specific sign of irritation, injury, or inflammation caused by dilation of superficial blood vessels
Sessile
base is the wildest part of an elevated lesion
Pedunculated
based of an elevated lesion is narrower than the widest part
Papillary
exhibiting numerous surface projections
Verucous
exhibiting a rough, water substance
Erythematous
relating or marked by erythema
Erosive
superficial, partial or total loss of surface epithelium, may arise secondarily from ruptures of bulla (blister)
Ulcerated
loss of surface epithelium down to the connective tissue, often appears depressed
Fissure
Narrow slit-like ulceration or groove
Plaque
slightly elevated and generally flat; homonym = soft white bacterial deposits that accumulates on teeth
Petechia(e)
flat, round, pinpointed area(s) of hemorrhage, usually 3 mm or less
Purpura
hemorrhage into the skin, larger than 3 mm but smaller than 1 cm