Does the location of pretreatment hyperdense middle cerebral artery sign predict the outcome of intraarterial thrombectomy for acute stroke?
For acute ischemic stroke due to large vessel occlusion, the lack of HMCAS on NECT does not predict favorable outcome after IA therapy. Among those with HMCAS, proximal and longer HMCAS predicts unfavorable outcome.
Intraluminal acid perfusion causes longitudinal axis shortening of the esophagus and suggests that gastroesophageal acid reflux may contribute to the cause of hiatus hernia.