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Chaos & Clues for Non-Pigmented Lesions
(1) Are there Ulcerations and/or Clues Present?
Non-pigmented lesions have their own clues to malignancy.
If present → then
biopsy
automatically.
If not-present → continue to step 2.
(2) Vessel Pattern Analysis
(A) Analyze the structure of blood vessels
What is the structure of the blood vessels? How many?
(B) Analyze the arrangement of the blood
vessels
How are the blood vessels in (A) arranged?
(3) Formulate a Differential Diagnosis
Differential for
FLAT
lesions (based on vessel arrangement):
Differential for
RAISED
lesions (based on vessel arrangement):