Table 3

Clinical features of exophytic papilloma versus inverted papilloma of the conjunctiva

Inverted papilloma3–10 Exophytic papilloma20
Age (mean, range)53.2 years (11–85)39.6 years (17–84)
SexEven gender distributionMale predominance
AppearanceCommonly pigmentedRarely pigmented
LocalisationMost often nasal and superiorlyMost often nasal, inferiorly and at the caruncle
MalignancyDescribed in 2 of 15 at the time of diagnosisSynchronous carcinoma rare
Human papillomavirus (HPV)2 of 6 of tested lesions HPV-positiveStrongly associated with low-risk HPV types