The Board dismissed the appeal for service connection of Moyamoya disease due to withdrawal by the appellant. The case was remanded for further examination and opinion regarding the Veteran's chronic headache disability.

The Board granted service connection for pituitary adenoma and its secondary conditions: chronic headache disability, right eye blindness, left eye partial blindness, seizure disorder, hypothyroidism, pituitary insufficiency, gynecomastia, and diabetes insipidus.

The veteran's claim for service connection for a left shoulder disability was reopened due to new and material evidence. Effective dates were granted for right knee instability (December 11, 2017) and left knee instability (February 12, 2018). Other issues were remanded.

The Veteran's vertigo, seizure disorder, cervical spine disability, lumbar spine disability (lumbar spinal stenosis, lumbar spondylolisthesis, and spondylosis with radiculopathy), diabetes mellitus, peripheral neuropathy of the bilateral upper and lower extremities, bilateral eye disability, tinnitus, hypertension, chronic memory loss disability, chronic headache disability, major depressive disorder, right foot disability, right knee disability, arthritis, left foot disability, left knee disability, left hip disability, and right hip disability are not supported by evidence of record.,The Veteran's service connection claims for vertigo, seizure disorder, cervical spine disability, lumbar spine disability (lumbar spinal stenosis, lumbar spondylolisthesis, and spondylosis with radiculopathy), diabetes mellitus, peripheral neuropathy of the bilateral upper and lower extremities, bilateral eye disability, tinnitus, hypertension, chronic memory loss disability, chronic headache disability, major depressive disorder, right foot disability, right knee disability, arthritis, left foot disability, left knee disability, left hip disability, and right hip disability are denied.