Fig. 7

Superior sagittal sinus and left transverse sinus thrombosis. Female patient, 7 years old, treated for ALL at the maintenance phase, on L-asparaginase treatment presented with severe headache. a–d Axial MRI of the brain. a, b Axial T1WI at the level of frontal lobes revealed acute thrombus filling the superior sagittal sinus. c, d Images axial T1WI of the same patient at the level of posterior fossa shows acute thrombus filling left transverse and left sigmoid sinuses eliciting bright signal in T1WI. e–g MIP images of MRV, sagittal (e), axial (f), and coronal (g) of the same patient show thrombosis of the posterior aspect of superior sagittal sinus, left transverse and left sigmoid sinuses