posterior fossa — Clinical MRI

Chiari I Malformation

July 6, 2013 by John N. Morelli, MD

This is a 21-year-old male with recent headaches. The headaches are described as intermittent throbbing and result in numbness, tingling, and blurred vision. [...]

Filed Under: brain, Cases, Clinical Imaging, Meet The Experts, Val M. Runge
Tagged With: brain, congenital abnormality, posterior fossa, Posterior Fossa Congenital Malformation

Cavernous malformation or a “Cavernoma”

July 6, 2013 by Kristen Casey, MD

This is a 43 year old male with chronic headaches in the occipital region with nausea, visual disturbances, tinnitus, and vertigo. [...]

Filed Under: brain, Cases, Clinical Imaging, Meet The Experts, Val M. Runge
Tagged With: brain, infratentorial, posterior fossa, Vascular abnormality

Vestibular Schwannoma

July 6, 2013 by Sankaman N. Praisoody, MD

57 year old man with progressive hearing loss on the left side and sensory loss of cranial nerves V2 and V3. [...]

Filed Under: brain, Cases, Clinical Imaging, Meet The Experts, Val M. Runge
Tagged With: brain, infratentorial, Infratentorial Brain Neoplasm, internal auditory canal, Internal Auditory Canal Neoplasm, posterior fossa

Cerebellar glioma

July 6, 2013 by Fei Ai, MD

This 4-year-old boy presented to his pediatrician with ataxia and vomiting for several months. After undergoing the MRI, images from which are displayed below, the child was diagnosed with a cerebellar glioma. A VP shunt was placed emergently, although the tumor was not removed secondary to its location. The child underwent radiation therapy with modest improvement. [...]

Filed Under: brain, Cases, Clinical Imaging, Meet The Experts, Val M. Runge, Xiaoming Li
Tagged With: brain, Brain neoplasm, posterior fossa

Chiari I malformation

July 6, 2013 by Fei Ai, MD

This 50-year-old female, who reported a history of being in a motorcycle accident approximately two years ago, complained of a one year history of severe headaches and neck pain. An MR examination revealed degenerative disease in the cervical spine associated with a Type 1 Chiari Malformation. [...]

Filed Under: brain, Cases, Clinical Imaging, Meet The Experts, Val M. Runge, Xiaoming Li
Tagged With: brain, Congenital Malformation, posterior fossa, Posterior Fossa Congenital Malformation