Integument Flashcards
1
Q
complete morphologic description of a given skin lesion/condition must include
A
- type of lesion (primary or secondary)
- color/shape/texture
- configuration
- distribution/location
2
Q
Primary Lesions
A
- direct result of pathologic process
- macule
- patch
- papule
- plaque
- nodule
- tumor
- vesicle
- bulla
- pustule
- cyst
3
Q
Macule
A
- small spot; not palpable; < 1cm
- flat
4
Q
Patch
A
- large spot; not palpable; > 1cm
- arises de novo or through coalescence of macules
- flat
5
Q
Papule
A
- small bump; superficial, elevated, < 1 cm
- raised
6
Q
Plaque
A
- large bump; superficial, elevated, > 1 cm
- arises de novo or through coalescence of papules
- raised
7
Q
Nodule
A
- significant deep component, small bump < 1 cm
- Has Depth, Palpable
8
Q
Tumor
A
- significant deep component, large bump > 1 cm
- not neoplasm
- Has Depth, Palpable
9
Q
Vesicle
A
- small bubble, fluid-filled, usually superficial, < 0.5 cm
- fluid-filled
10
Q
Bulla
A
- large bubble, fluid-filled, can be superficial or deep, > 0.5 cm
- vesiculobullous lesions are almost always clinically important
- fluid-filled
11
Q
Pustule
A
- pus-containing bubble; often categorized as follicular or nonfollicular (wrt hair follicle)
- follicular: generally indicative of local infection
- folliculitis: superficial, generally multiple
- furuncle: deeper form of folliculitis
- carbuncle (“boil”): deeper, multiple follicles coalescing
- nonfollicular: may indicate systemic infection
12
Q
Cyst
A
- a sac containing fluid or semisolid material (cells or cell products)
13
Q
Specific Primary Lesions
A
- wheal/hive
- burrow
- comedone
- atrophy
- keloid
- fibrosis
- petechiae
- telangiectasis
- milium
14
Q
Wheals, Hives
A
- short-lived (<24 hours) edematous, well-circumscribed papules or plaques seen in urticarial
15
Q
Burrow
A
- small threadlike curvilinear papule
- virtually pathognomonic of scabies