Fig. 2From: Intrathecal blood injection: a case report of a rare complication of an epidural blood patchA CT head scan, taken upon the patient’s initial arrival to the emergency department, 12 h after intrathecal blood injection, in sagittal (a) and axial (b) planes. These images are remarkable for diffuse cortical sulci obscuration due to diluted blood products, with preserved grey white matter differentiation. The images can be wrongly interpreted as diffuse cortical edemaBack to article page