English Subarachnoid hemorrhage Cited by user Ikjbagl on 02 Sep 2023 Subarachnoid hemorrhage (SAH) is bleeding into the subarachnoid space—the area between the arachnoid membrane and the pia mater surrounding the brain.
English Pseudosubarachnoid hemorrhage Cited by user Ikjbagl on 20 Jun 2020 A pseudosubarachnoid hemorrhage is an apparent increased attenuation on CT scans within the basal cisterns that mimics a true subarachnoid hemorrhage.