“…We agree that aggressive treatment is warranted for acute and severe (i.e., fulminant) IIH, and the most important (but often underrecognized) temporizing approach is the placement of a lumbar drain until definitive surgery can be performed. 2 The choice of surgical procedure in IIH, including fulminant disease, is often dictated by the availability of local surgical expertise for a specific procedure (e.g., optic nerve sheath fenestration, venous sinus stenting, and cerebrospinal fluid shunt). 1,2…”