Kidney biopsy from a child with hemolytic uremic syndrome characteristically most likely presents features of:: (A) Thrombotic microangiopathy, (B) Proliferative glomerulonephritis, (C) Focal segmental glomerulosclerosis, (D) Minimal change disease
Answer is A. Thrombotic microangiopathy encompasses a spectrum of clinical syndromes that includes TTP and HUS. Insults that lead to excessive activation of platelets, which deposit as thrombi in small blood vessels.