During the past ten years much has been written on the symptomatology of this disease, part of which has been of inestimable value to those of us whose work lies along these lines, so that at the present time we are enabled to classify various symptoms, which, combined with our clinical experience, places at the disposal of the practical otologist a group of fairly definite symptoms from which to make a positive diagnosis of the disease.
In speaking of the symptomatology of otitic phlebitis I shall follow the lines of my personal experience and do so under three heads. First, the symptomatology in the typical cases; second, in the atypical, and third, in those where the bulb and sinus are primarily involved, without macroscopic disease of the mastoid process. As the majority of cases coming under our observation are those secondary to a mastoid involvement, or developing after the mastoid