Clinical question: Patient with chronic daily headaches. Signs and symptoms: Chronic daily headaches, left-sided frontal headache with nausea and sonophobia no focal exam findings. Pre-and post-enhanced brain MRI:Negative diffusion weighted series.There is normal anatomical development of brain parenchyma and the normal adult pattern of myelination.Unremarkable cerebral cortex, cortical sulci, ventricular system and the CSF spaces for patient's stated age. The signal intensity of brain parenchyma also remains within normal on all MRI sequences.Negative post enhanced images or any abnormal enhancement brain parenchyma, leptomeninges or of the calvarium.Unremarkable images through the orbits and including axial fat sat post enhanced series.
Unremarkable pre-and post enhanced brain MRI.