Pearls & oy-sters: oval pupil: two observations.

Pearls & oy-sters: cerebral venous air embolism after central catheter removal: too much air can kill.

Pearls & Oy-sters: cough headache secondary to Chiari malformation type I.

Pearls & oy-sters: treatment of central sleep apnea with topiramate.

since 1951, it is now a weekly with 48 issues per year.

Pearls & Oy-sters: a rare case of neurotrichinosis with MRI.

The neurologic manifestations of trichinosis are diverse, and range from encephalopathy to cerebral, cerebellar, and spinal cord abnormalities.

Pearls & Oy-sters: polycythemia vera presenting with ischemic strokes in multiple arterial territories.