Intro to Derm

Question 1

macule

Answer 1

• flat skin lesion
• different color than surrounding skin
• ‘Mac truck drives over something flat’

Question 2

papule

Answer 2

• small raised skin lesions

Question 3

comedones

Answer 3

• blackheads

- whiteheads

Question 4

vesicle

Answer 4

• blister filled with clear fluid

- diameter less than 0.5cm

Question 5

bullae

Answer 5

• blister filled with clear fluid

- diameter greater than 0.5cm

Question 6

pustule

Answer 6

• raised fluid filled lesion

- filled with purulent or cloudy fluid

Question 7

wheal

Answer 7

• lesion of dermal edema

Question 8

nodule

Answer 8

• raised marble-like cyst
• solid inside
• diameter and depth is greater than 0.5cm

Question 9

ulcer

Answer 9

• skin defect that completly erodes the peidermis and part of the dermis

Question 10

lichenification

Answer 10

• epidermial thickening
• visible and palpable
• exaggerated skin markings
• raised “coat of armor”
• white tan, slightly darker than skin

Question 11

polyp

Answer 11

• soft fleshy raised growth
• loose, skin tag
• cell collection from friction

Question 12

fissuer

Answer 12

• linear tear in the epidermis

- cracks open

Question 13

scale

Answer 13

• visibly thickened stratum corneum

- dry appearance

Question 14

crust

Answer 14

• ‘scab’
• dried liquid on the surface of the skin
• blood, serum, or pus

Question 15

atrophy

Answer 15

• loss of skin tissue

- sinking in of tissue/divet

Question 16

epidermal atrophy

Answer 16

• skin appears thin and shiny

Question 17

dermal aatrophy

Answer 17

• detectable depression

Question 18

plaque

Answer 18

• elevated but lacking significant depth

- diameter is greater than 0.5cm

Question 19

What is the different between plaque and wheal?

Answer 19

• wheal is more raised with smaller diameter

Question 20

telangectasia

Answer 20

• enlarged superficial blood vessels

Question 21

depigmentation

Answer 21

• complete loss of pigment
• color will not come back
• i.e. vitilago

Question 22

hypopigmentation

Answer 22

• partial loss of pigment

- color may come back

Question 23

hyperpigmentation

Answer 23

• excess pigment

- i.e. freckles

Question 24

Langer’s Line

Answer 24

• skin tension lines
• useful when performing procedures
• guide to produce the strongest scar and provide a better cosmetic outcome

Question 25

pruritis

Answer 25

• itching

Question 26

excoriation

Answer 26

• picking or scratching