Skin Flashcards
What is a geographic pattern?
Areas of one color, with variably scalloped borders of additional color
What is a serpiginous pattern?
Appear to creep from one part to another, margins are wavy
What is a confluent pattern?
Lesions that run together
i.e hives or urticaria
What is a zosteriform pattern?
Lesions that follow a nerve dermatome
Which lesions are <1cm.
Macule, papule, vesicles
What are the ABCDs of skin cancer?
A=asymmetry B= border C=changes in color D=diameter is >6cm E=evolution
What is purpura?
Excessive or spontaneous bruising
What is an annular rash?
Circular
Lichenification?
Thickening of the skin from scratching
What does pallor skin look like on a light pigment person, dark pigment, and yellow undertones?
Light: Pale
Darker pigment: gray, grayish brown, “dusky”, “ashen”
Yellow undertones: pale gray, light greenish-gray
What does cyanosis look like on light, dark, and yellow undertone skin?
Light: blue undertones
Dark: gray, white-ish skin with gray/blue conjunctiva
Yellow undertones: greenish gray
What does jaundice look like on light, yellow undertone, and dark skin?
Light and yellow undertones: yellow
Dark: golden to dark olive
On a person with dark pigment where do we look for signs of jaundice?
Hard palate and conjunctiva. Note that the sclera will look yellow as they age.
On a person with light pigment or yellow undertone skin where do we look for signs of jaundice?
Skin, sclera, conjunctiva, underneath tongue
On a person with dark pigment where do we look for signs of central cyanosis?
Under the tongue. Note that individuals will have a natural purple red tone to the lips which is not cyanosis.