scholarly journals Extended high-frequency audiometry and noise induced hearing loss in cement workers

2008 ◽  
Vol 51 (6) ◽  
pp. 452-462 ◽  
Author(s):  
Giuseppina Somma ◽  
Antonio Pietroiusti ◽  
Andrea Magrini ◽  
Luca Coppeta ◽  
Carla Ancona ◽  
...  
2011 ◽  
Vol 13 (55) ◽  
pp. 402 ◽  
Author(s):  
AmirH Mehrparvar ◽  
Abbas Ghoreyshi ◽  
Ziba Loukzadeh ◽  
SeyyedJ Mirmohammadi ◽  
Abolfazl Mollasadeghi

1988 ◽  
Vol 97 (2) ◽  
pp. 133-137 ◽  
Author(s):  
R. J. A. M. van der Hulst ◽  
W. A. Dreschler ◽  
N. A. M. Urbanus

The results of clinical use of routine high frequency audiometry in monitoring the ototoxic side effects of platinum and its derivatives are described in this prospective study. After demonstrating the reproducibility of the technique, we discuss the first results of an analysis of ototoxic side effects in 75 patients (150 ears). Significant differences in the pattern of hearing loss were registered for the different platinum treatment groups (cisplatin 20 mg/m2, cisplatin 50 mg/m2, and carboplatin 350 mg/m2). In the groups receiving cisplatin 50 mg/m2 and carboplatin 350 mg/m2, 42% and 25%, respectively, of the investigated ears proved to be undamaged, versus 9% undamaged in the group receiving cisplatin 20 mg/m2 (p< .01). Ototoxic hearing loss started mainly (46% to 70%) in the higher frequencies (10,000 to 18,000 Hz) and developed into a broader-range hearing loss (1,000 to 18,000 Hz) during treatment in 13% to 43% (p< .01). The onset of hearing damage was influenced by the patient's age (p< .001) and the existence of a troubled otologic history (p< .05). The study demonstrates the important role of high frequency audiometry in early detection and monitoring of ototoxic damage.


2015 ◽  
Vol 129 (11) ◽  
pp. 1097-1100 ◽  
Author(s):  
I Ozbay ◽  
C Kahraman ◽  
C Kucur ◽  
N D Namdar ◽  
F Oghan

AbstractObjective:There is evidence for a strong correlation between low bone mineral density and hearing loss. Furthermore, premature hair greying has been associated with low bone mineral density. Hence, this study aimed to investigate, for the first time, the relationship between premature hair greying and hearing impairment.Methods:Fifty patients with premature hair greying (20 women and 30 men), aged under 40 years (mean, 30.1 ± 4.9 years), who had onset of hair greying in their twenties, were recruited, along with 45 age- and sex-matched healthy control subjects (17 women and 28 men; mean age, 28.7 ± 5.1 years). Each participant was tested with low frequency audiometry at 0.125 to 2 kHz, high frequency audiometry at 4 to 8 kHz, and extended high frequency audiometry at 9 to 20 kHz.Results:Hearing thresholds were similar at all frequencies from 0.25 to 4 kHz (p > 0.05); however, significant hearing loss was observed at all frequencies from 8 to 20 kHz in the premature hair greying group compared with the control group (p < 0.05).Conclusion:Patients with premature hair greying had hearing impairment at extended high frequencies. Premature hair greying may be an important risk factor for hearing loss.


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