L sided weakness/numbness and headache, patient is 28 weeks pregnant MRI brain: No intracranial abnormal diffusion restriction. No acute intracranial hemorrhage is identified. No evidence of intracranial mass, mass-effect, or midline shift. No extra-axial fluid collections. The ventricles, sulci, and cisterns are normal in size without evidence of hydrocephalus. Gray-white matter differentiation is preserved. The imaged paranasal sinuses and mastoid air cells are clear. The imaged orbits are intact. The osseous structures are unremarkable. Scattered subcutaneous lymph nodes noted. MRV brain: There is normal venous flow demonstrated within the internal cerebral veins, vein of Galen, straight sinus, and superior sagittal sinus. The right transverse and sigmoid sinuses are diminished in caliber compared to the developmentally dominant left. No definite dural venous sinus thromboses or occlusions are identified.
1. Normal examination of the brain. 2. Unremarkable MRV of the head.