ABI remains the standard option for surgical hearing rehabilitation in NF2, but peak performance is generally lower than that achievable with CIs.

Is Cochlear Implantation Safe and Effective in the Elderly?
Current data supports a high level of perioperative and long-term safety for elderly patients undergoing CI
Cochlear Implantation Has Varying Effect on Tinnitus
Literature shows a decrease of mean tinnitus questionnaire score after unilateral cochlear implantation; however, there is also a chance of increasing burden of existing tinnitus