Primary angle closure glaucoma is different from primary open angle glaucoma in the nature of epidemiology, pathogenesis, clinical course, guideline of diagnosis, therapeutic and prophylactic.

• 原发性闭角型青光眼有其特点,与原发性开角型青光眼在流行病学、发病的病理生理机制、临床表现过程、临床诊断方法指标、治疗和预防的策略等方面均有差异,是两类不同性质的青光眼。