This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
[{'content': 'All are true regarding Thrombotic Thrombocytopenia Purpurs (TTP), except ? \nSelect and explain. \nA. Normal complement levels, B. Microangiopathic hemolytic anemia, C. Thrombocytopenia, D. Thrombosis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. is \'a\' i.e., Normal complement levels All the given options are true in relation to TTP. Because red cells are forced to squeeze through abnormally narrowed small vessels because of thrombi. --> Due to consuption of platelets in formation of platelet thrombi. --> Due to presence of thrombi in CNS microcirculation. --> Due to presence of thrombi in renal microcirculation. " height="120" width="390" align="left">Clinical features o TTP is characterized by a pentad of : ? Microangiopathic hemolytic anemia Thrombocytopenia Neurological symptoms Renal dysfunction Fever o Platelet associated IgG and complement levels are usually normal in TTP --> Because red cells are forced to squeeze through abnormally narrowed small vessels because of thrombi. --> Due to consuption of platelets in formation of platelet thrombi. --> Due to presence of thrombi in CNS microcirculation. --> Due to presence of thrombi in renal microcirculation.', 'role': 'assistant'}]