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 6135-00-078-9931
NSN 5990-00-068-3924
NSN 6130-00-439-2294
NSN 5855-01-502-2789
NSN 5925-01-415-3084
NSN 6320-01-338-5950
NSN 5905-00-823-9533
NSN 5985-01-587-6891
NSN 5950-01-658-7180
NSN 5895-01-567-0121
NSN 5910-01-504-2305
NSN 6110-00-725-9740