Intraventricular administration of rifampin for tuberculous meningitis.

A case of tuberculous meningitis associated with cerebral tuberculomas, and resistant to antituberculous therapy is reported. Repeated injections of rifampin, administered through an intraventricular Ommaya drain, provided an effective control of the meningeal infection.

Urinary infection in renal stone patients.

Urinary infection is found in less than 10% of renal stone formers. It is three times more common in women than in men. Urea-splitting bacteria (Proteus, Klebsiella, pyocyaneus, staphylococcus) leading to stone formation are identified in two thirds of the cases.