RT Book, Section A1 Goodwin, Jeremy A1 Bajwa, Zahid H. A2 Warfield, Carol A. A2 Bajwa, Zahid H. SR Print(0) ID 3412047 T1 Chapter 24. Headaches Associated with Organic Pathology T2 Principles & Practice of Pain Medicine, 2e YR 2004 FD 2004 PB The McGraw-Hill Companies PP New York, NY SN 9780071443494 LK accessanesthesiology.mhmedical.com/content.aspx?aid=3412047 RD 2022/05/26 AB The vast majority of headaches are of the tension, migraine, and cluster types, which are classified as primary headaches and are discussed in Chapter 18. Unfortunately, many patients develop refractory headaches, which usually consist of one or more primary headache disorders complicated by analgesic medication overuse, poor coping patterns, or failure to identify triggers. In such cases, an interdisciplinary management approach is needed.