50. Loss of Vision and Hearing
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Table 50.6: Main Causes of Hearing Loss, by Proportion of Total Burden
Main Causes of Hearing Loss, by Proportion of Total Burden| High proportion | Moderate proportion | Low proportion | | Genetic causes | Excessive noise | Nutritionally related | | Otitis media | Ototoxic drugs and chemicals | Trauma related | | Presbycusis | Prenatal and perinatal problems | Meniere's disease | | Infectious causes | Tumors | | Wax and foreign bodies | Cerebrovascular disease | |
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