Figure 4.

External recurrence following TTT. Fundus photograph showing fibrotic membrane with fine retinal neovascularization at the treated site of small choroidal melanoma following three sessions of TTT (a). B-scan ultrasonograph demonstrated a nodular extrascleral extension along the base of the original tumour (b). Photomicrograph of the posterior pole of the eye with an extensive chorioretinal scar at the site of thermotherapy. Residual deep choroidal tumour extends via a scleral canal to the extrascleral tumour nodule (c). Reproduced with permission from Singh et al.¹⁸