Chiari malformation, an anomaly of the posterior cranial fossa, also known as Arnold–Chiari malformation, was described in autopsies by Hans Chiari, an Austrian pathologist, in 1891. He defined four ...

Pembrolizumab in Patients With Advanced Triple-Negative Breast Cancer: Phase Ib KEYNOTE-012 Study Four independent nonoverlapping retrospective cohorts of posterior fossa ependymomas (n = 820) were ...

She was the light of many lives.' A Michigan teen's family remembers her incredible spirit after losing her five-year battle ...

"She has an inner strength that is unwavering," Mark Meier said of his daughter Annika "Anni" Meier ...

Utilization of Next-Generation Sequencing in Conjunction With Immunohistochemistry to Predict Exceptional Response to Combination Immune Checkpoint Therapy in a Heavily Pretreated Patient With ...

Retrosigmoid craniotomy is a surgical approach that can treat brain tumors, lesions, and other health conditions that affect the posterior fossa, an area at the back of the skull. Approaches like this ...

Arachnoid Cyst of the Posterior Cranial Fossa: (Left) T1-weighted axial MRI; (Right) T2-weighted axial MRI. Note the large cystic lesion in the posterior fossa. As the cyst contains fluid, it is dark ...

A 61-year-old man with a decade-long history of a pulsatile bruit in his right ear presented to our institution for workup by ambulance after a seizure. He had received treatment previously for ...

Arachnoid Cyst of the Posterior Cranial Fossa: (Left) T1-weighted axial MRI; (Right) T2-weighted axial image. Note the large cystic lesion in the posterior fossa. As the cyst contains fluid, it is ...