Appendix: Lesion Descriptive Terminology

Question 1

Focal area of color change that is not elevated or depressed in relation to its surroundings

Answer 1

Macule

Question 2

Solid, raised lesion that is less than 5 mm in diameter

Answer 2

Papule

Question 3

Solid, raised lesion that is greater than 5 mm in diameter

Answer 3

Nodule

Question 4

Describing a tumor or growth whose base is the widest part of the lesion

Answer 4

Sessile

Question 5

Describing a tumor or growth whose base is not the widest part of the lesion

Answer 5

Pedunculated

Question 6

Describing a tumor or growth exhibiting numerous surface projections

Answer 6

Papillary

Question 7

Describing a tumor or growth exhibiting a rough, warty surface

Answer 7

Verrucous

Question 8

Superficial blister, 5 mm or less in diameter usually filled with clear fluid

Answer 8

Vesicle

Question 9

Large blister greater than 5mm in diameter

Answer 9

Bulla

Question 10

Blister filled with purulent exudate

Answer 10

Pustule

Question 11

Lesion characterized by loss of the surface epithelium and frequently some of the underlying CT. It often appears depressed or excavated.

Answer 11

Ulcer

Question 12

Superficial lesion, often arising secondary to rupture of a vesicle or bulla, that is characterized by partial or total loss of the surface epithelium

Answer 12

Erosion

Question 13

Narrow, slitlike ulceration

Answer 13

Fissure

Question 14

Lesion that is slightly elevated an if flat on its surface

Answer 14

Plaque

Question 15

Nonelevated area of hemorrhage that is larger than a Petechia

Answer 15

Ecchymosis

Question 16

Round, pinpoint area of hemorrhage

Answer 16

Petechia

Question 17

Vascular lesion caused by dilation of a small, superficial blood vessel

Answer 17

Telangiectasia

Question 18

Pathologic epithelium-lined cavity, often filled with liquid or semi-solid contents

Answer 18

Cyst

Question 19

Describing a radiolucent lesion having a single compartment

Answer 19

Unilocular

Question 20

Describing a radiolucent lesion having several of many compartments

Answer 20

Multiocular