Trephining in Mediastinal Abscess.
—At the meeting of the Medical Society of London on Oct. 15, Mr. Charles A. Ballance read an interesting paper on a case in which the gladiolus sterni was trephined for pus pent up in the anterior mediastinum. The patient, æt. 35, was admitted into St. Thomas's Home on August 31, 1887, complaining of a discharging abscess over the front of the upper part of the chest, accompanied by constant and severe pain and great tenderness along the breast bone; also of fever, anorexia, loss of strength, and want of sleep. There was a history of inflammation of the lungs two years before; for three months there had been mid-sternal pain, and a lump had formed, into which an incision had been made and much pus evacuated. This was followed by a discharging sinus, which, on admission, was found to lead down to bare bone at