Glaucoma affects 1% of the population over the age of 40. it is important that the practicing clinician and surgeon recognize both primary and secondary glaucoma and cases associated with this disorder. this highly illustrated text discusses different forms of the disease, such as secondary open-angle glaucomas and the angle-closure glaucomas. it discusses the optic nerve, visual fields and other functional tests, ocular blood flow, medical therapy and laser surgery for glaucoma, aqueous shunts, combined cataract and glaucoma surgery, and trabecular bypass surgery.