Massive falx cerebri empyema.

A rare case of otogenic massive intra-falx empyema is reported. The patient presented with headache, vomiting and left lower limb weakness of 8 months duration. C.T. scan revealed two cavities in the falx. Right fronto-parietal craniectomy and drainage of massive empyema was undertaken through interhemispheric approach with wide opening of the falx, evacuation of voluminous amount of thick pus and marsupalization of flax with dura. The patient showed complete recovery. The relevant literature is briefly reviewed.