This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Kidney, Subject name: Medicine
[{'content': 'In hematuria of glomerular origin the urine is , characterized by the presence of all of the following except- \nSelect and explain. \nA. Red cell casts, B. Acanthocytes, C. Crenated red cells, D. Dysmorphic red cells', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Acanthocytes arise from either alterations in membrane lipids or structural proteins. This causes abnormalities of membrane of RBC causing remodeling in spleen and formation of acanthocytes. In abetalipoproteinemia, there is deficiency of lipids and vitamin E causing abnormal morphology of RBCs Ref Harrison20th edition pg 296', 'role': 'assistant'}]