When peripheral veins sclerose, addicts desperately seek new and more dangerous injection sites. At Howard University Hospital, Washington, DC, a disturbing increase in intravenous head and neck complications has been observed. From 1982 to 1985, 30 patients demonstrating complications resulting from intravenous cervical injections were treated. Computed tomography is emphasized as the most helpful diagnostic modality. Its timely use enables physicians to formulate early diagnosis and precise surgical intervention. A suggested diagnostic and treatment protocol is presented as a guideline in the management of this potentially deadly phenomenon.