There are two basic kinds of medical test results: 1  Tests that give yes or no answers (usually used for diagnostic purposes) 2  Tests that give relative results, as in measuring something to be higher or lower, bigger or smaller than before, or inside or outside a normal range.
[edit on Wikidata] A melanocytic nevus (also known as nevocytic nevus) is a type of lesion that contains nevus cells (a type of melanocyte). Some sources equate the term mole with melanocytic nevus. Other sources reserve the term mole for other purposes.
A choroidal nevus is a benign collection of pigmented cells (melanocytes) in the choroid, the vascular layer that nourishes the outer retina. Choroidal nevi are extremely common, occuring in about 5% of the general population. They usually develop after puberty and are rarely found in African Americans.