<prompt> Which of the following appears hyperdense on CT?AirWaterFatAcute bleed  <response>: Acute Bleed is Hyperdense on CT as it have 70 HU Coical Bone 400 to 1000 Calcifications 200 to 250 Contrast agents 130 Hu Acute Bleed 60 to 70 Hu CSFWater 0 Fat - 50 to -100 Hu AIR -1000 Hu Acute ICH in right frontal lobe. 