Dermatology Basics/Definitions

Question 1

DESCRIBING

Answer 1

1 - Is it a rash or lesion?

RASH

1. Colour - ? Uniform
2. Localised/widespread/generalised
3. Site
4. Type - Discoid/annular/dermatomal/discrete/confluent

LESION

1. Size
2. Location
3. Colour

THEN SPECIFICS

Question 2

What is a generalised rash?

Answer 2

All over the body

Question 3

What is a widespread rash?

Answer 3

Extensive

Question 4

What is a localised rash?

Answer 4

On one area of skin

Question 5

What is a flexural/extensor rash?

Answer 5

On flexors (elbow crease) or extensors (knees)

Question 6

What is a dermatome rash?

Answer 6

In one nerve distribution

Question 7

What is a photosensitive rash?

Answer 7

One that gets worse with sunlight

Question 8

What is a discrete rash/lesion?

Answer 8

Individual

Question 9

What is a confluent rash/lesion?

Answer 9

Individual lesions coming together

Question 10

What is a linear rash/lesion?

Answer 10

In a line

Question 11

What is an annular rash/lesion?

Answer 11

Like a ring or circle

Question 12

What is a discoid rash/lesion?

Answer 12

Coin shaped

Question 13

What is a target rash/lesion?

Answer 13

concentric rings

Target - erythema multiforme

Bullseye - erythema migrans

Question 14

What is an erythematous rash/lesion?

Answer 14

Red

Question 15

What is hyper/hypo/depigmentaton?

Answer 15

Darker, paler, white