| Age |
0–14 years of age most often affected |
Typically, young sexually active adults |
Might occur at any age |
| Most frequent locations for lesions |
Face, trunk, extremities, axilla |
Anus, genital region, lower abdomen, inner thighs |
Multiple locations, usually extensive; atypical locations possible |
| Extent |
Limited or diffuse |
Often limited to sites of sexual contact |
Extensive |
| Lesion characteristics |
Typical (small, umbilicated, dome shaped) |
Typical (small, umbilicated, dome shaped) |
Atypical, many larger papules, more prominent, might mimic malignancies |
| Resolves on its own? |
Yes (might take months to years) |
Yes (might take months to years) |
Infrequent and might be therapy resistant |
| Most frequent type of MC virus |
Type I |
Type I |
Type II |
| Clinical prevalence |
5–1.5% |
~8% |
~18% |
| Lesion size |
2–5mm |
2–5mm |
Small and large lesions, might exceed 1cm |
| Sex distribution |
Approximately the same for male and female patients |
Approximately the same for male and female patients |
Not reported |
| Pigmented |
Not typically |
Not typically |
Not typically |
