The first thing you should do is to check all vital signs (blood pressure, heart rate, respiratory rate, temperature) refer to the physician in charge of the patient. In this patient who looks pale with a slight grimace on general survey, with irregular and bounding pulses, the differential diagnoses with be: (1) cardiac pathology, (2) hemorrhagic shock, or (3) severe anemia. The attending physician shall be informed immediately for the proper management to be ordered.