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Sensorineural Hearing Loss: A Changing Paradigm for Its Evaluation
Journal article   Open access   Peer reviewed

Sensorineural Hearing Loss: A Changing Paradigm for Its Evaluation

Asitha D L Jayawardena, A Eliot Shearer and Richard J H Smith
Otolaryngology--head and neck surgery, Vol.153(5), pp.843-850
11/2015
DOI: 10.1177/0194599815596727
PMCID: PMC4730883
PMID: 26216887
url
https://www.ncbi.nlm.nih.gov/pmc/articles/4730883View
Open Access

Abstract

To determine how practicing clinicians evaluate patients with sensorineural hearing loss (SNHL) and to analyze the cost-effectiveness of current algorithms in the evaluation of these patients. An interactive online survey allowing respondents to order diagnostic testing in the evaluation of 4 simulated patients with SNHL across 2 testing encounters per patient. The survey was distributed to clinician members of the American Society of Pediatric Otolaryngology and the American Society of Human Genetics between May and August 2014. Statistical tests included chi-square and nonparametric testing with Mann-Whitney U test. Otolaryngologists were significantly more likely than other clinicians to order repeat audiometric testing and significantly less likely to order genetic testing. Respondents who completed training more recently were significantly more likely to order magnetic resonance imaging and electrocardiogram. On average, respondents spent $4756 in the evaluation of a single patient, with otolaryngologists spending significantly more than other clinicians. Computed tomography of the temporal bone (40%), ophthalmology consultation (39%), and genetics consultation (37%) were ordered most frequently in the first encounter. Comprehensive genetic testing was ordered least frequently on the first encounter (20%) but was the most frequently ordered test on the second encounter (30%). Recent guidelines advocate comprehensive genetic testing in the evaluation of patients with SNHL, as early genetic testing can prevent uninformative additional tests that otherwise increase health care expenditures. Results from this survey indicate that comprehensive genetic testing is now frequently but not uniformly included in evaluation of patients with SNHL.
Audiometry - methods Temporal Bone - diagnostic imaging Humans Magnetic Resonance Imaging - methods Tomography, X-Ray Computed - methods Infant Male Genetic Testing - methods Hearing Loss, Sensorineural - diagnosis Algorithms Adult Female Referral and Consultation Child Hearing Loss, Sensorineural - physiopathology

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