The Veteran's claims for sores of the legs and right foot, as well as secondary service connection for a jaw disorder due to his service-connected diabetes mellitus, have been denied. The Veteran's claim for an increased rating for diabetes mellitus is not addressed in this decision.

The Veteran's PTSD claim has been reopened and granted.,Tinnitus was found to be related to service, with a current disability established within one year of separation from active duty.,Right hip strain and right knee degenerative joint disease were determined to be caused by pre-existing conditions (left knee chondromalacia patella and torn meniscus, left knee degenerative joint disease, and right ankle degenerative joint disease with tendonitis).,Hemorrhoids and jaw disorder claims are remanded for further evaluation.,Sinus disorder claim is denied due to lack of current diagnosis.

The Veteran's service connection claims for a right eye disorder, bilateral hearing loss disability, headaches, jaw disorder, dental disorder, and TBI have all been denied. The evidence does not support the presence of current disabilities or link them to service.,There is no credible evidence linking any current disabilities to service.

The Veteran's claims for service connection for Erectile Dysfunction and a jaw disorder, as well as the claim for Total Disability based on Individual Unemployability prior to June 12, 2018, were denied. The case is remanded for further examination regarding the jaw disorder.

The Board has determined that the VA examinations and opinions regarding the Veteran's hearing loss and jaw disorder did not comply with the November 2016 remand directives. The case is being returned to the AOJ for further development.