Chaos and Clues

Question 1

3 aspects of Chaos

Answer 1

Pattern
Colour
Border abruptness

Question 2

8 Clues

Answer 2

Grey or blue structures
Eccentric structureless area
Thick lines, reticular or branched
Peripheral black dots or clods
Lines radial or pseudopods segmental
White lines
Polymorphous vessels
Lines parallel, ridges (volar) or lines chaotic (nails)

Question 3

Exceptions

Answer 3

Changing lesions on adults
Very small lesions with clues
Lesions with grey structures on head/neck
Nodular lesions
Lesions on palms or soles with parallel ridge pattern

Question 4

Dermatoscopic features of pAK on the face

Answer 4

Dilated follicular openings
Grey dotted angulated lines
White four dot squares

Question 5

4 exceptions

Answer 5

Growing lesion on adult
Small lesion with a clue
Acral lesion with a parallel ridge pattern
Head or neck with grey