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Histological Findings in 100 Cases of Pterygia
| Pterygia (no.) |
|||
|---|---|---|---|
| Histological findings | Primary (n = 59) | Recurrent (n = 41) | Total |
| PAM without atypia | 4 | 1 | 5 |
| PAM with atypia with a subconjunctival nevus | 1 | 0 | 1 |
| Epidermolysis bullosa nevus | 0 | 1 | 1 |
| OSSN | 3 | 2 | 5 |
| Dermoid–like lesion | 0 | 1 | 1 |
| Plaques | 4 | 2 | 6 |
| Basal stem cell–like clusters | 8 | 10 | 18 |
PAM, primary acquired melanosis; OSSN, ocular surface squamous neoplasia.
