For recurrent pterygium, several key surgical techniques are proposed, including sealing of the gap between the conjunctiva and Tenon’s capsule, that may also be deployed for primary pterygium ...

There was an aqueous leak at the head of the recurrent pterygium on the graft–host interface (Figures 1 and 2). The pterygium was re-excised with an autoconjunctival graft.

Once the pterygium is removed, your doctor will replace it with a graft of associated membrane tissue to prevent recurrent pterygium growths. Sutures vs. glue.

Nevertheless, liquid nitrogen cryotherapy is not recommended for recurrent pterygium based on the small case series published so far. References: Coroneo MT, Di Girolamo N, Wakefield D.