Nomenclature: Terms Flashcards Preview

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Flashcards in Nomenclature: Terms Deck (23):
1

Erosion caused by scratching, usually linear

Excoriations
-special lesion

2

Firm edematous plaque resulting from infiltration of the dermis with fluid.

Wheal
-primary lesion

3

collection of leukocytes and free fluid

Pustule
-primary lesion

4

Abnormal formation of connective tissue implying dermal damage

Scar
-secondary lesion
(if growth of scar tissue expands beyond the borders of the original primary lesion then it is called a keloid)

5

Linear loss of epidermis and dermis with sharply defined, nearly vertical walls.

Fissure
-secondary lesion

6

circumscribed elevated solid lesion more than 0.5cm

Nodule
-primary lesion

7

Small superficial keratin cyst with no opening

Milia
-special lesion

8

lesion with a "bulls eye" appearance (3 colors)

Target Lesion
-special lesion

9

circumscribed flat discoloration of any color

Macule
-primary lesion

10

elevated solid lesion more than 0.5cm

Plaque
-primary lesion

11

circumscribed lesion with a walled off lumen that may contain fluid or solid matter

Cyst
-primary lesion

12

collection of dried serum and cellular debris

Crust (scab)
-secondary lesion

13

narrow, tortuous channel produced by a parasite

Burrow
-special lesion

14

plug of sebaceous and keratinous material lodged in the opening of a hair follicle

Comedo (comedones: plural)
-special lesion

15

focal loss of epidermis and dermis, heals with scarring

Ulcer
-secondary lesion

16

elevated solid lesion smaller than 0.5cm

Papule
-primary lesion

17

circumscribed flat discoloration greater than 3-4cm

Patch
-primary lesion

18

dilated superficial blood vessels

Telangiectasia
-special lesion

19

circumscribed deposit of blood less than 0.5cm

Petechiae
-special lesion

20

focal loss of epidermis, no scarring because it doesn't penetrate below the dermoepidermal junction

Erosion
-secondary lesion

21

area of thickening epidermis due to scratching often associated with hyperpigmentation

Lichenification
-special lesion

22

circumscribed collection of free fluid up to 0.5cm in diameter

Vesicle
-primary lesion

23

circumscribed collection of free fluid larger than 0.5cm in diameter

Bulla
-primary lesion