title: Tearing in the geriatric patient: causes and treatments.
mesh_terms: D000375:Aging; D006801:Humans; D007765:Lacrimal Apparatus / Q000033:anatomy & histology / Q000502:physiology; D007766:Lacrimal Apparatus Diseases / Q000175:diagnosis / Q000188:drug therapy / Q000209:etiology*; D008916:Miotics / Q000627:therapeutic use; D009883:Ophthalmic Solutions; D013666:Tears / Q000378:metabolism*
chemical_list: D008916:Miotics; D009883:Ophthalmic Solutions