P 112 Choroidal melanoma brachytheraphy with iodine 125

suasbourg calme anticilncere " x Paul Strauss Fwpose : llte auhon repwt their short and mean term results in a series of 41 @en& veawd with I 125 brxhylherapy for weal or ciliary bcdy melanomas with minimal follow up of one year. Methods : Among the 47 patients treated wilh I 125 brachylherapy for inlraoadar melanomas ne selected 41 oatienu wkh minimal follow-up of one year. The dose delivered 8(th'apex was 100 gy calculated wilh the USCLA optimization software developped by Melvin Astrahon, USCLA. Results : Tumor stabilization or regression was obtained m 96.5 96 cases, local complications include cataracts in 24 % cases and radiation retinopathy or neumpathy in 30 % Memsltxs has occured in 15 + case.% Conclusion : Dose calculation for delivery IW gy at tumor apex results in in gwd tumor confrol but induces frequenr local complications despile dosimenic optimization. P 113 TITLE : The role of organ-savmg methods in treatment of patients with uwd melanoma. Purpose : To analyse dte efticiency of the system of care for the patient with weal melanoma during last 4 years in St Petersburg. Methods : Selection of patients for norgao-saving treatment in the out-pauent oncosurgay department (surgical ablation, brachytherapy 300 gron the top of the tumor, laser ablation dwapy with a quasicondnous-wave high powered YAG-laser), long-term follow-up. Results : 80 % from 92 patients with malignant weal melanoma have got organ-saving freatment. but in 5 cases the reaper&m was needed. The eyeglobe. was saved in 67 cases, in 42 cases wkh practically useful visual acquity. Lethal ootcomes were observed no more ofw than in enuckation group. Conclusion : The system of organisation of ophthalmological care regarding weal melanoma that we did accept ens-rather high efficiency in organ-saving treatment. flWCCC& The radiotherapy has demonsrrated to be in the last year the most effective conservative trament of chomidnl tumors. External beam irradiation using charged pudcles. as potons and helium ions, has been used preferably for posterior tumors. while bmquitberapy was reserved for honors located anteriorly. in the ciliary body or peripheral chomid. The development of new plaques permill the ueatmem of mo# posteriior lomors of the retina and chomid. S and-We present !he mxdment of 18 intraocular tumors located in the posrerior pole: 16 chomidal melanomas. 1 chomklal metastases and 1 retinoblastoma The tumors ranged from 7.5 to 16 mm in diameter, and from 3.5 to 1.6 in elevation. The location …