Acute acoustic trauma is a growing concern in the IDF. there is currently no accepted treatment. The present retrospective study is intended to evaluate the efficacy of different treatment modalities in the IDF between 01/01/2010 and 15/06/2020.

Inclusion Criteria:

• Subjects diagnosed with acute acoustic trauma.
• Hearing exam performed at least 24 hours after acute acoustic trauma.
• There was a reduction of at least 30dB in the 3,000-8,000 Hz frequency range in the first hearing exam performed.

Exclusion Criteria:

• A known hearing impairment prior to acute acoustic trauma.
• Subjects lost from follow up.
• Another diagnosis is more likely than hearing loss due to acute acoustic trauma.

Subjects that served in the IDF and sustained an acute acoustic trauma between 01.01.2010 and 15.06.2020.