Unmet clinical need•67-year old male patient •No previous medical history •Presents in the Emergency Department with: 1. Acute kidney injury (Creatinine=2.6 mg/dl) 2. Thrombocytopenia (PLTs: 30x103/μl) 3. Non-immune hemolytic anemia - Hb: 7.8 g/dl - LDH: 475 mg/dl - DAT negative Which test would you order first to establish the patient’s diagnosis?  | 
                    
 Map: TMA                             (792)
                        
                                                
                        
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