Under Pressure

Loss of vision OUA 17-year old male with sudden onset of headache and dizziness and bilateral loss of vision following right frontal craniotomy.VA: NLP OUMRIHemorrhagic mass consisting of cells with large basophilic nuclei; Bilateral occipital infarcts1. Arroyo HA, Jan JE, McCormick AQ. Permanent vision loss after shunt malfunction. Neurology 35:25-30, 1985. 2. Hoyt WF. Vascular lesions of the visual cortex with brain herniation through the tentorial incisura. Arch Ophthalmol 64:44-57,1960. 3. Newman NJ. Cerebrovascular disease, eds. Miller NR, Newman NJ, in Walsh and Hoyt's Clinical Neuro-Ophthalmology. (Baltimore, Williams and Wilkins) Volume 3, pp 3356-3357,1998. 4. Corbett JJ. Neuro-ophthalmologic complications of hydrocephalus and shunting procedures. Seminars in Neurology 6(2): 111-23, 1986. 5. Dehner LP. Peripheral and central primitive neuroectodermal tumors: A nosologic concept seeking a consensus. Arch Pathol Lab Med 110:997-1005, 1986. 6. Burger PC, Fuller GN. Pathology - Trends and pitfalls in histologic diagnosis, immunopathology, and applications of oncogene research. Neurologic Clinics 9(2):249-271, 1991. 7. Robles HA, Smirniotopoulos JG, Figueroa RE. Understanding the radiology of intracranial primitive neuroectodermal tumors from a pathological perspective: a review. Seminars in Ultrasound, CT and MR 13(3): 170-81, 1992. 8. Packer RJ. Chemotherapy for medulloblastoma/primitive neuroectodermal tumors of the posterior fossa. Annals of Neurology 28(6):823-8, 1990