Skin Lesions Flashcards

1
Q

Macule

A
  • flat, nonpalpable
  • <1cm in diameter
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Patch

A
  • flat, non-palpable
  • >1cm
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Papule

A
  • elevated, round
  • <1cm in diameter
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Plaque

A
  • elevated, circumscribed
  • >1cm in diameter
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Nodule

A
  • elevated, circumscribed
  • large volume than papule often > 2cm
  • involves the dermis
  • greatest mass may be beneath the skin surface
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Vesicle

A
  • elevated, circumscribed
  • <1cm in diameter
  • primarily filled with clear fluid, may become pustular
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Bulla

A
  • elevated, circumscribed
  • larger vesicle, >1cm
  • filled with clear fluid
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Wheal

A
  • aka hive
  • firm, edematous plaque
  • tend to be transient
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

pustule

A
  • elevated, circumscribed
  • usually <1cm
  • filled with purulent fluid
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Flat topped

A
  • lichenoid
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Scale

A
  • hyperkeratosis
    *
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Excoriation

A
  • exogenous injury to all or part of the epidermis
  • secondary feature of pruritus
    • due to scratching
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Atrophy

A
  • epidermal atrophy: thinning of the epidermis, leading to wrinkling and a shiny appearance
  • dermal atrophy: loss of dermal collagen and/or elastin leading to a depression
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Lichenification

A
  • thickening of the epidermis and accentuation of the natural skin lines
    i. e. acanthosis nigricans
17
Q

Fitzpatrick Scale of Skin Phototypes

A
  • 1-6:
  • 1: white
  • 2: white
  • 3: Beige
  • 4: Brown
  • 5: Dark Brown
  • 6: Black
18
Q

What type of pruritus requires a full workup

A
  • generalized unexplained pruritus
19
Q

Exanthem

A
  • means “flower breaking out”
  • used to describe a skin breakout that is due to internal disorder such as an infection or drug
    • i.e. viral exanthem
20
Q

Morbiliform

A
  • “measles-like”
  • maculopapular that becomes confluent
21
Q

Purpura

A
  • visible hemorrhage into the skin or mucus membranes
  • these are non-blanchable
22
Q

Petechiae

A
  • less than or equal to 3mm and macular
  • small purpura
23
Q

Ecchymosis

A
  • usually >1cm
  • trauma in the history is typical
  • a hematoma is when it is palpable
24
Q

Levido Reticularis

A
  • blue or discolored network
  • think of Mallory’s legs during cold soccer workouts
    • pale with the blue and discolored network of lacy coloration
25
Q

Papulosquamous eruption

A
  • well circumscribed papules, plaques with hyperkeratosis (scaling)
  • often associated with:
    • psoriasis
    • pityriasis rosea
    • lichen planus
    • tinea corporis
    • seborrheic dermatitis