Clinical performance of optic nerve sheath diameter measurement using ultrasound in comparison of CT brain to measure the intra cranial pressure in head trauma
Patients aged from > 18 years old. Both male and female patients. GCS<15 post injury or pt sent to CT scan by neurosurgery for Intracranial injury's Patients with no past or current neurological or neuro-ophthalmological diseases and normal neurological exams .
Pregnant women. Patients with severe orbital trauma. penetrating eye injury, or other ocular pathologies such as glaucoma, optic neuritis, central retinal vein/artery occlusion, retrobulbar hematoma or orbital cellulitis.