Olfactory function in patients undergoing hemodialysis as assessed by Sniffin’ Sticks testing

dc.contributor.authorKar, Murat
dc.contributor.authorAltintaş, Mustafa
dc.contributor.authorMuluk, Nuray Bayar
dc.contributor.authorCingi, Cemal
dc.date.accessioned2025-01-21T16:28:07Z
dc.date.available2025-01-21T16:28:07Z
dc.date.issued2023
dc.departmentKırıkkale Üniversitesi
dc.description.abstractOBJECTIVE: This study evaluated olfactory function in patients undergoing hemodialysis. The evaluation utilized the Sniffin’ Sticks test. PATIENTS AND METHODS: The study enrolled 56 individuals undergoing hemodialysis for chronic renal failure alongside 54 healthy controls. The Sniffin’ Sticks battery was used to assess olfactory function in all subjects. The battery included 12 separately identifiable odors. A score below 6 was considered anosmia, whilst scores ranging from 7 to 10 were classed as hyposmia. A score of at least 11 indicated normal olfaction. RESULTS: There was a statistically significant difference in scores between the two groups. The hemodialysis patients scored 9.12±2.77 compared to 10.72±1.94 in the controls. In the hemodialysis patients, scores for males and females did not differ significantly. Furthermore, there was no correlation between score and age, sex or length of renal failure. Some 12.5% of hemodialysis patients were anosmic, whilst 50% were hyposmic. The corresponding rates in the control group were 7.4% and 20.4%. CONCLUSIONS: Undergoing hemodialysis is associated with a decreased total score on the Sniffin’ Sticks battery, with anosmia in 12.5% of patients and hyposmia in 50.0%. Thus, olfactory impairment is present in 62.5% of hemodialysis patients. According to previous research, renal transplantation results in an improved ability to smell, depending on how plastic the neurons involved in olfaction are. © 2023 Verduci Editore s.r.l. All rights reserved.
dc.identifier.doi10.26355/eurrev_202303_31694
dc.identifier.endpage7
dc.identifier.issn1128-3602
dc.identifier.issue2
dc.identifier.pmid36971214
dc.identifier.scopus2-s2.0-85151043735
dc.identifier.scopusqualityQ2
dc.identifier.startpage1
dc.identifier.urihttps://doi.org/10.26355/eurrev_202303_31694
dc.identifier.urihttps://hdl.handle.net/20.500.12587/23488
dc.identifier.volume27
dc.indekslendigikaynakScopus
dc.indekslendigikaynakPubMed
dc.language.isoen
dc.publisherVerduci Editore s.r.l
dc.relation.ispartofEuropean Review for Medical and Pharmacological Sciences
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanı
dc.rightsinfo:eu-repo/semantics/closedAccess
dc.snmzKA_20241229
dc.subjectChronic renal failure (CRF); Hemodialysis (HD); Odor; Olfactory impairment; Sniffin’ Sticks test
dc.titleOlfactory function in patients undergoing hemodialysis as assessed by Sniffin’ Sticks testing
dc.typeArticle

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