Using the ABCD rule for diagnosing a melanoma associated with the skin, the "D" refers to
A) darkness of the spot or region of the skin, usually varying in intensity of the color black.
B) degree of irregularity of the spot from a circle.
C) diameter of the spot.
D) density or thickness of the melanoma.
E) "damage," or the extent that the skin cells have lost normal function.

Question

Quizplus · Accepted Answer

The "D" in the ABCD rule for diagnosing melanoma stands for "Diameter," specifically referring to spots larger than 6 millimeters, which may be a sign of melanoma.

Using the ABCD Rule for Diagnosing a Melanoma Associated with the Skin