Question 1

What equipment is needed for the 7-point checklist?

Accepted Answer

A dermatoscope (10× magnification) with polarised and non-polarised modes. Immersion fluid is needed for non-polarised dermoscopy.

Question 2

How much training is required for reliable use?

Accepted Answer

Basic dermoscopy training (2-day course or online module) with practice of 200–300 cases is needed for consistent kappa values >0.6.

Question 3

Does the checklist perform equally well on acral lesions?

Accepted Answer

Acral skin has distinct dermoscopic features. The BRAAFF checklist is preferred for acral pigmented lesions.

Question 4

How has the 7-point checklist been updated since its introduction?

Accepted Answer

The original system assigned 1 point to all criteria. The weighted version (major 2, minor 1) has better sensitivity. Recent revisions incorporate newer concepts like shiny white streaks.