<prompt> HLA association with Myasthenia gravis is -HLA-B27HLA-B51HLA-B47HLA-B8  <response>: Ans. is d i.e., HLA-B8 o HLA-B8 is associated with Myasthenia gravis and Graves disease.About other optionso HLA 51 is associated with Behcets disease. o HLA 47 is associated with congenital adrenal hyperplasia.o HLA-B27 is associated with seronegative spondyloartropathies ankylosing spondylitis, Psoriatic arthritis, Reiters syndrome, reactive arthritis and acute anterior uveitisHLA - class 1B - 27Spondyloarthropathies Ankylosing spondylitis Acute anterior uveitis Psoriatic arthritis Reiters syndrome Reactive arthritisB-8Hyperthyroidism Graves disease Myasthenia gravis B - 51Behcets disease B-47Congenital adrenal hyperplasia CW6Psoriasis vulgaris HLA-class IIDR-2 Japanese SLE Narcolepsy Multiple sclerosis Goodpastures syndromeDR-3 Myasthenia gravis Type I DM Chronic active hepatitis Sjogrens syndrome Graves disease Dermatitis herpetiformis Caucasian SLEDR-4Type 1 DM Pemphigus vulgaris Rheumatoid arthritis DR-5Juvenile pauciarticular arthritis DR-8Type DM DQ-1Pemphigus vulgaris DQ - 2,DQ-8Gluten sensitive enteropathy celiac sprue DQ-7Bullous pemphigoid DQ-8Type 1 DM 