Table 3. Summary of Recent Studies Examining Outcomes of Excisionally Biopsied Moderately Dysplastic Nevi With Positive Histologic Margins.
| Source | Excisional Biopsy Only | Moderately Dysplastic Nevi With Positive Margins Observed, No. | Dysplastic Nevi Observed With Positive Margins, Total No. | Duration of Follow-up in Study, Mean, y | Clinically Recurrent Moderately Dysplastic Nevi, % | Excisionally Biopsied Moderately Dysplastic Nevi With CM at Same Site, No./Total No.a | Patients With Subsequent CM at Separate Site, % |
|---|---|---|---|---|---|---|---|
| Hocker et al,12 2013 | Yes | 42 | 115 | 17.4 | NA | 0/42 | NA |
| Hiscox et al,13 2017 | No | 147 | 147 | 3.6 | 4 | 0/40 | NA |
| Current study | Yes | 467 | 467 | 6.9 | 1.2a | 0/467 | 22.8 |
Abbreviations: CM, cutaneous melanoma; NA, not applicable.
a
Of 251 moderately dysplastic nevi for which recurrence data are available.