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 6320-01-225-0178
NSN 5965-01-257-8926
NSN 5990-00-155-2306
NSN 6650-00-403-5251
NSN 5855-01-062-5655
NSN 5960-01-444-2205
NSN 6240-01-449-1387
NSN 5975-00-012-0095
NSN 6620-01-486-2555
NSN 4140-01-061-2431
NSN 5905-01-552-0463
NSN 5999-01-371-4750