The schirmer tear test (stt) is indicated to measure the rate of tear production; used in the evaluation of conjunctivitis to diagnose tear deficiency as a contributing factor to ocular surface diseases including: keratoconjunctivitis sicca (kcs), pigmentary keratitis, indolent corneal ulcers, exposure keratitis, and others; in addition, it should be used to assess lacrimal gland function prior to cataract surgery
NSN 5855-01-624-7115
NSN 5855-00-446-5921
NSN 2925-01-327-3069
NSN 5960-01-265-8069
NSN 5855-01-295-2313
NSN 5998-00-285-8613
NSN 6610-01-605-1509
NSN 6240-01-245-6132
NSN 6110-01-317-8073
NSN 2925-00-753-8598
NSN 6220-01-347-0041
NSN 6650-00-264-0664