Cudurka neef-mareenka ( RTI ) waxaa loola jeedaa mid kasta oo ka mid ah cudurada faafa ee ku dhaca marinka neef-mareenka . Infekshanka noocan ah waxaa caadi ahaan lagu kala saaraa infekshinka neef-mareenka kore ee sare (URI ama URTI) ama caabuq ku dhaca marinka neefsashada ee hoose (LRI ama LRTI). Caabuqyada neef-mareenka ee hoose, sida oofwareenka oof-wareenka , waxay u muuqdaan inay yihiin kuwo aad uga halis badan cudurrada neef-mareenka sare, sida hargabka caadiga ah .