HLA allele & Disease Association ✅HLA A3 : Hemochromatosis ✅HLA B8 : Myasthenia Gravis ,Graves disease ✅HLA B16 : Multiple sclerosis ✅HLA B27: Ankylosing spondylitis, Acute anterior uveitis Reactive arthritis,Psoriatic arthritis ✅HLA B47: Congenital adrenal hyperplasia ✅HLA B51 : Behcet's disease ✅HLA B57: Abacavir Hypersensitivity ✅HLA CW6 : Psoriasis ✅HLA DQ1: Narcolepsy ✅HLA DQ 2 : Celiac disease ✅HLA DR2 : SLE(Japanese) & Sjogren Syndrome ✅HLA DR3 : Type I diabetes mellitus,Dermatitis herpetiformis, Chronic active hepatitis, Sjogren's syndrome ,SLE (white) ✅HLA DR4 : Rhematiod Arthritis ✅HLA DR5 : Pernicious Anemia , Hasimoto's Thyroiditis ✅HLA DR8 ,DR5 : juvenile arthritis ( pauci articular) Medical Conditions with "Chicken Wire" Patterns 1. *Chicken wire calcification*: Chondroblastoma (a type of bone tumor) 2. *Chicken wire vessels*: Oligodendroglioma (a type of brain tumor) 3. *Chicken wire fibrosis*: Alcoholic liver disease (cirrhosis) 4. *Chicken wire trabeculae*: Fibrous dysplasia (a bone disorder) 5. *Chicken wire appearance of skin lesion*: Erythema marginatum (a skin condition) 6. *Chicken wire immunofluorescence*: Pemphigus vulgaris (an autoimmune disease) 7. *Chicken wire appearance in FNAC*: Mucinous carcinoma of the breast (a type of breast cancer) 8. *Chicken wire appearance in retina*: Cystoid macular edema (a retinal condition)