Treatment of Endovascular Coil and Stent Migration Using the Merci Retriever: Report of Three Cases

Table 1

Author/yr	Pt Age/sex	Clinical presentation	Aneurysm location	Retrieval device—success?	Outcome
Vora et al., 2008 [14]	37/m	LOC, SAH, HH = IV	Vertebral confluence	Merci L5—success	Brain death.
O’Hare et al., 2009 [13, 31]	54/m	HA, SAH, HH = I	R PCOM	Merci X6—success	No neurologic deficit.
O’Hare et al., 2009 [13, 31]	43/f	Incidental diagnosis	L periophthalmic	Merci—unsuccessful retrieval	R hand extensor weakness.
Case #1	53/f	Incidental diagnosis	L supraclinoid	Merci V2.5—success	No neurologic deficit.
Case #2	75/f	SAH, HH = IV	R PCOM	Merci V3, V2.5, and V2.0—success	Death at 1 month from respiratory failure.
Case #3	68/m	Recurrent aneurysm	ACOM	Merci V2.0—success	No neurologic deficit.

m: male, f: female, R: right, L: left, LOC: loss of consciousness, SAH: subarachnoid hemorrhage, HA: headache, HH: Hunt & Hess, PCOM: posterior communicating artery, and ACOM: anterior communicating arter.