Also, external radiation therapy commonly causes hair loss from the part of the head that was treated. Hair usually grows back within a few months. Radiation therapy also may make the skin on the scalp and ears red, dry, and tender. The health care team can suggest ways to relieve these problems. Sometimes radiation therapy causes brain tissue to swell. You may get a headache or feel pressure. The health care team watches for signs of this problem. They can provide medicine to reduce the discomfort. Radiation sometimes kills healthy brain tissue.
Author: Charles Davis, MD, PhD, Research Director, Professor of Emergency Medicine, Department of Surgery, Division of Emergency Medicine, University of Texas Health Science Center at San Antonio.
Coauthor(s): Nitin Tandon, MD, Staff Physician, Department of Surgery, Division of Neurosurgery, University of Texas Health Science Center at San Antonio.
Editors: Brian F Chinnock, MD, Assistant Professor, Department of Emergency Medicine, Texas Tech University Health Sciences Center at El Paso; Francisco Talavera, PharmD, PhD, Senior Pharmacy Editor, eMedicine; Jerry Balentine, DO, Professor of Emergency Medicine, New York College of Osteopathic Medicine; Medical Director, Saint Barnabas Hospital.