An Evaluation of the Lothrop Operation on the Frontal Sinus

It is now twenty-five years since my brother, the late Dr. Howard A. Lothrop, described the technic for an operation on the frontal sinus which we jointly developed.1This long period since the early operations has given me a splendid opportunity to observe how well the great majority of patients have remained cured and to observe in which types of case the response is best to radical surgical procedure on the frontal sinus. The most pleasing results of the operation are the unnoticeable scar, the lack of numbness of the area supplied by the supraorbital nerve and a patent passageway, which will permit a probe to be passed readily into the sinus from the nasal chamber. Recurrences have been extremely rare. Since the periosteum is not elevated inferior to the incision in the unshaved brow, the pulley of the superior oblique tendon is not displaced, and therefore the eyeball keeps