<unk>  is thought to be present in 3–6% of the general population, but estimates by country and sample vary somewhat. Many studies have found prevalence rates by gender to be equivalent. Those that find gender difference in prevalence rates often find<unk>  higher in females, but some few studies have found prevalence rates higher in males.
Dyscalculia
Acalculia
Generalized lentiginosis
Penis enlargement
Pattern hair loss
Pearly penile papules
Hyperkatifeia
Hypertrichosis