Patients present to physicians with headache or facial pain and are certain that it is a "sinus headache." Specialists of all types - otolaryngologists, allergists, neurologists, internists, and emergency physicians are confronted almost daily with these patients. "Headache in Otolaryngology: Rhinogenic and Beyond" describes headaches ascribed to other causes - migraine as well as headaches that actually are a result of sinusitis. This volume addresses...