The Veteran's claim for service connection for bilateral tinnitus is granted. The claim for service connection for hemorrhoids is remanded due to a duty-to-assist error.

The Board has remanded the claims for service connection for left toe amputation, triple bypass surgery, blockage in legs, and bilateral tinnitus due to procedural errors and the need for additional medical opinions regarding potential exposure to toxins during service.

The Veteran's obstructive sleep apnea is granted as secondary to his service-connected major depressive disorder.,The Veteran's bilateral tinnitus is granted based on in-service noise exposure and current diagnosis.,The Veteran's Non-Hodgkin lymphoma is granted due to presumptive service connection for exposure at Fort McClellan, Alabama.,The Veteran's status post total shoulder replacement, to include degenerative arthritis, is granted as incurred in service.,The Veteran's scar, residual right shoulder surgery, is granted as it is related to his now service-connected status post total shoulder replacement.

The Veteran's claim for service connection for tension headaches was granted with an effective date of August 28, 2014.,Service connection for eczema was granted with an effective date of August 10, 2022. The Veteran requested an earlier effective date but the request was denied.

The Board dismissed the Veteran's appeal for service connection of a right ankle disorder.,The Board denied the Veteran's request for an earlier effective date for his service connection for gastroenteritis, lumbosacral strain, left lower extremity radiculopathy, right lower extremity radiculopathy, left ankle lateral collateral ligament strain, right knee strain and hemorrhoids. The earliest effective date is December 5, 2018.,The Board denied the Veteran's request for an earlier effective date for his service connection of a lumbosacral strain. The earliest effective date is December 5, 2018.,The Board denied the Veteran's request for an earlier effective date for his service connection of left lower extremity radiculopathy, sciatic nerve. The earliest effective date is December 5, 2018.,The Board denied the Veteran's request for an earlier effective date for his service connection of right lower extremity radiculopathy, sciatic nerve. The earliest effective date is December 5, 2018.,The Board denied the Veteran's request for an earlier effective date for his service connection of a left ankle lateral collateral ligament strain. The earliest effective date is December 5, 2018.,The Board denied the Veteran's request for an earlier effective date for his service connection of right knee strain. The earliest effective date is December 5, 2018.,The Board denied the Veteran's request for an earlier effective date for his service connection of hemorrhoids. The earliest effective date is December 5, 2018.