A AB BS S T TR RA AC CT T O Ob b j je ec c t ti i v ve e: : Al ler gic rhi ni tis and ast hma ha ve be en con si de red as a sing le air way di se a se sha ring a com mon pat hoph ysi o lo gi cal mec ha nism of air way inf lam ma ti on. We ai med to in ves ti ga te the lo wer airway inf lam ma ti on in al ler gic rhi ni tis pa ti ents without ast hma. M Ma a t te e r ri i a al l a an nd d M Me et t h ho od ds s: : Forty pa ti ents who refer red to our ter ti ary ca re hos pi tal's otor hi no lary ngo logy cli nic and di ag no sed as mo de ra te/se ve re per sis tent al ler gic rhi ni tis ac cor ding to ARI A cri te ri a we re inc lu ded in the study. Af ter eva lu a ti on for the eli gi bi lity for the study, a na sal sme ar was ta ken, and rhi no ma no metry was per for med to me a su re the na sal obs truc ti on on vi sit 1. Twenty-fo ur ho urs la ter from the vi sit 1, pul mo nary func ti ons inc lu ding bronc hi al hype rac ti vity (BHR) we re me a su red on vi sit 2. Twenty-fo ur ho urs la ter from the vi sit 2, spu tum in duc ti on was per for med, and cell dis tri bu ti on of the spu tums was eva lu a ted. R Re e s su ul lt ts s: : Me an age of the 17 ma le and 23 fe ma le pa ti ents was 37 ± 11. Na sal sme ar eo si nop hi li a was studied in 36 of the pa ti ents and fo und positive in 36%. Na sal obs truc ti on was de mons tra ted in 68% of the pa ti ents by rhi no ma no metry. BHR was po si ti ve in 30% of the parti ci pants. The re was not any sta tis ti cal sig ni fi cant re la ti ons hip bet we en na sal eo si nop hi li a and na sal obs truc ti on se ve rity, BHR and in du ced spu tum eo si nop hi li a (p> 0.05). Among the in du ced spu tums which we re of go od qu a lity to be eva lu a ted, 7.5% had an eo si nop hil ra ti o of 2%. Any re la ti ons hip bet we en in duced spu tum eo si nop hil per cen ta ges and FEV1, FEV1/FVC, na sal obs truc ti on se ve rity was not ob ser ved (p> 0.05). Ho we ver, BHR was fo und to be sig ni fi cantly re la ted with FEV1/FVC ra ti o which was >70% thro ugh the who le study po pu la ti on (r= 0.392 p= 0.012). C Co on nc c l lu u s si i o on n: : We co uld not de mons tra te the ex pec ted re la tions hip bet we en na sal and lo wer air way inf lam ma ti on mar kers in our study gro up of al ler gic rhi ni tis pa ti ents. This may be du e to the small num ber of study po pu la ti on and strict exc lu si on of ast hma tic pa ti ents as well as par ti cu larly the dif fi cul ti es in stan dar di za ti on of the in du ced spu tum tech ni qu e. K Ke ey y W Wo or rd ds s: : Rhi ni tis, al ler gic, pe ren ni al; spu tum; inf lam ma ti on me di a tors Ö ÖZ ZE ET T A Am ma aç ç: : Al ler jik ri nit ve as tım, ha va yol la rı nın inf la mas yo nu ile ka rak te ri ze ve or tak bir pa to fiz yo lo jik me ka niz ma yı pay la şan ha va yo lu has ta lık la rı ola rak ka bul edil mek te dir. Ça lış ma mız da, da ha ön ce as tım tanı sı al ma mış olan aler jik ri nit li has ta lar da alt so lu num yo lu inf la mas yo nu nu araş tır ma yı amaç la dık. G Ge e r re eç ç v ve e Y Yö ön ...