he is discussed separately. (See "Treatment and prognosis of spontaneous low cerebrospinal fluid pressure headache".) Use of UpToDate is subject to the Subscription and License Agreement. REFERENCES 1 Schievink WI, Reimer R Folger WN. Surgical treatment of spontaneous intracranial hypotension associated with a spinal arachnoid div

of the tumors, severity of symptoms and response to therapy. (See 'Carcinoid syndrome and metastatic disease' above.) Use of UpToDate is subject to the Subscription and License Agreement. REFERENCES 1. Kulke, MH, Mayer, RJ. Carcinoid tumors. N Engl J Med 1999; 340:858. 2. Krenning, EP, Kwekkeboom, DJ, Pauwels, S, et al. Somatostati