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 ...

Arachnoid cysts (ACs) are benign, discrete pockets of CSF (cerebrospinal fluid) or CSF-like fluids, accounting for 1% of all intracranial space-occupying lesions. Commonly observed during childhood, ...

A 3702-g infant was born at 37 weeks gestation by elective Caesarean section. The pregnancy had been complicated by the abnormal fetal sonogram. Bilateral enlarged, echogenic kidneys were present as ...

The following case describes the unusual presentation of an intracranial epidermoid cyst, presenting as unilateral proptosis. To the best of our knowledge, this has not been previously described in ...

A 22 year-old woman presented for evaluation of headaches. On examination, there were subtle neurological signs suggestive of mild right sided weakness. Arachnoid Cyst of the Middle Cranial Fossa: ...