Dermatology Flashcards
1
Q
Bulla
A
- Larger, circumscribed, elevated, fluid-containing lesion
- >1cm
2
Q
Macule
A
- Flat, circumscribed discoloration
- <1cm
3
Q
Nodule
A
- Circumscribed, elevated lesion that involves the dermis and may extend into the subcutaneous tissue
- Mostly beneath the skin
4
Q
Papule
A
- Elevated, circumscribed solid lesion
- <1cm
5
Q
Patch
A
- Larger flat lesion of color change of the skin
- >1cm
6
Q
Petechiae
A
- Tiny, red or purple macules caused by capillary hemorrhage under the skin or mucous membrane
- <0.5cm
- DO NOT BLANCH
7
Q
Plaque
A
- Broad, elevated lesion (or confluence of papules)
- >1cm
8
Q
Purpura
A
- Larger, purple lesion caused by bleeding under the skin
- May be palpable
- DO NOT BLANCH
9
Q
Pustule
A
- Exudate (cloudy/yellow/green fluid)-containing lesion
- Variable
10
Q
Telangectasia
A
- A dilation of superficial venules, arterioles, or capillaries visible on the skin
*
11
Q
Vessicle
A
- Circumscribed, elevated lesion containing clear-colored fluid
- <1cm
12
Q
Wheal
A
- A blanching, edematous, thin erythematous papule or plaque, often with a rim of hypopigmentation
- May be white to pale red and often appear and disappear over a period of hours
13
Q
Scale
A
- Flakes of keratin that can be fine or coars, loose or adherent
14
Q
Crust
A
Dried remains of serum, blood, or pus overlying involved skin
15
Q
Fissure
A
Linear, often painful cleavage in the surface of the skin
