The facility shall have the ability 24 hours a day within 20 minutes of the patient’s arrival to complete: All of the following: Brain computed tomography; CT Angiography; and CT Perfusion; or Magnetic resonance imaging. The facility shall have the ability 24 hours a day to have computed tomographic studies interpreted within 20 minutes of their completion by a physician experienced in interpreting computed tomographic studies. The facility shall have the ability 24 hours a day to have CT angiography, CT perfusion, and magnetic resonance imaging studies interpreted within 30 minutes of their completion by a physician experienced in interpreting CT angiography, CT perfusion, and magnetic resonance imaging studies. The acute stroke ready center shall: Have the ability to upload emergent imaging scans into CRISP (Chesapeake Regional Information System for our Patients) which will facilitate sharing of emergent imaging with the receiving center; and Have the imaging ability to rapidly identify core (nonviable) infarct versus (potentially salvageable) penumbra.