Bariatric ops a risk factor for headache

The US case control study involved 338 patients with spontaneous intracranial hypotension (SIH) who were assessed for frequency of bariatric surgery and compared against a control group of 245 people with unruptured intracranial aneurysms (UIA).

Among the SIH group, 11 of the participants (3.3%) reported previous bariatric surgery, compared with just two participants (0.8%) in the UIA group. The SIH symptoms in the bariatric surgery group began between three months and 20 years after surgery, with participants having lost an average of 52.5kg at the onset of SIH.

Nine of the SIH patients who had undergone