<prompt> A 60 year old woman presents with generalized edema, Skin Ulceration and hypeension. Urine examination shows subnephrotic proteinuria 2gm and microscopic haematuria. serum complement levels are decreased and she is positive for anti-hepatitis c antibodies. The likely diagnosis is -PSGNEssential mixed cryoglobulinemiaMembrano proliferative glomerulonephritisFocal segmental glomerulosclerosis  <response>: Acute post streptococcal glomerulonephritis is an immunologic response of the kidney to infection, characterized by the sudden appearance of edema, hematuria, proteinuria and hypeension . It is essentially a disease of childhood that accounts for approximately 90 of renal disorders in children. Ref Harrison20th edition pg 278 