The chairman of this roundtable discussion summarizes the topics of the session. As an introduction the advantages and disadvantages of Laser coagulation versus Xenon coagulation are discussed. Several diseases are analysed mainly with respect to indications or contraindications for Laser coagulation: prophylactic treatment of retinal detachment, dry senile maculopathies, exsudative maculopathies (central serous retinopathy, retinal pigment epithelial detachment, Fuchs myopic maculopathy, exudative senile maculopathy, Junius-Kuhnt pseudotumor), diabetic non proliferative and proflierative retinopathy.