Table 2.

Complications following stenting for IIH.

Author/year	Number of patients	Number of stentings	Complications	Complication rate	Complications requiring additional procedure
Higgins et al. 2002 [4]	1	1	0	0%	N/A
Owler et al. 2003 [5]	4	4	0	0%	N/A
Higgins et al. 2003 [6]	12	14	0	0%	N/A
Ogungbo et al. 2003 [7]	1	1	0	0%	N/A
Rajpal et al. 2005 [8]	1	1	0	0%	N/A
Donnet et al. 2008 [9]	10	11	0	0%	N/A
Paquet et al. 2008 [10]	1	1	0	0%	N/A
Arac et al. 2009 [11]	1	1	0	0%	N/A
Bussière et al. 2010 [12]	10	13	0	0%	N/A
Zheng et al. 2010 [13]	1	1	0	0%	N/A
Ahmed et al. 2011 [14]	52	60	2 major (SDH); 2 minor (transient hearing loss)	7.7%	2 (1 SDH, 1 SDH/ICH/SAH both requiring emergent craniotomy)
Albuquerque et al. 2011 [15]	15	30	1 minor RPH not requiring transfusion	3.3%	0
Kumpe et al. 2012 [16]	18	19	1 major (SAH/SDH); 2 minor (UTI and syncope)	16.7%	1 (SAH/SDH hematoma requiring EVD)
Teleb et al. 2012 [17]	1	1	0	0%	N/A
Radvany et al. 2013 [18]	12	12	0	0%	N/A
Fields et al. 2013 [19]	15	15	1 minor (femoral pseudoaneurysm)	6.7%	0 (femoral pseudoaneurysm resolved compression)
Ducruet et al. 2014 [20]	30	36	1 minor (femoral pseudoaneurysm	2.8	1 (femoral pseudoaneurysm requiring femoral artery stent)
Characteristics	Number of patients	Number of stents	Complications	Complication rate % (95% CI)	Complications requiring additional procedure (%; 95% CI)
Summary	185	221	10	5.4% (4.7–6.1)	4 (2.1%; 1.8–2.4%)

SAH: subarachnoid hemorrhage.

SDH: subdural hemorrhage.

ICH: intracerebral hemorrhage.

RPH: retroperitoneal hematoma.