Although medical literature is replete with reports of isolated cases of brain abscess with recovery, the percentage of recovery would doubtless be distressingly small were the full reports of all such cases made known. In reviewing the literature, one is impressed with the lack of uniformity of technic in the operative treatment of brain abscess, as well as with the lack of emphasis placed on certain fundamental principles, the observation of which is essential in order to obtain a reasonable degree of success.
In 1920, Lemaitre1 called attention to the importance of walling off the subarachnoid space in the treatment of brain abscess. Since the publication of his article, I have adopted the method described below, which has been used with a degree of success sufficient to warrant its publication.
There are two complications in the treatment of brain abscess which are responsible for most of the poor results;