Headache [R51], Reason for Study: ^Reason: evaluate for ischemic etiology of intractable headache in patient with HgbSS History: persistent headache No evidence of acute ischemic or hemorrhagic lesion. No evidence of abnormal enhancement.The ventricles, sulci and cisterns are unremarkable. There is no mass, mass effect, edema, midline shift, intra or extra-axial fluid collection/hemorrhage, restricted diffusion/acute ischemia, or abnormal contrast enhancement. The midline structures and cranial-cervical junction are normal. Normal flow voids are identified in the major intracranial vessels. The paranasal sinuses and mastoid air cells are clear.
No evidence of acute ischemic or hemorrhagic lesion. No abnormal enhancement.