Infarction After Aneurysmal Subarachnoid Hemorrhage

Characteristics
Presence (n = 162)
Absence (n = 417)
p Value
Age, y
60.6 ± 13.1
61.6 ± 13.9
nsa
Sex
  
nsb
 Female
110 (67.9 %)
284 (68.1 %)
 
 Male
52 (32.1)
133 (31.9)
 
Pre-SAH morbidity
  
nsb
 mRS 0-1
156 (96.3)
395 (94.7)
 
 mRS 2-4
6 (3.7)
22 (5.3)
 
WFNS grade
   
 I
40 (24.7)
129 (30.9)
nsb
 II
37 (22.8)
120 (28.8)
nsb
 III
18 (11.1)
41 (9.8)
nsb
 IV
43 (26.5)
80 (19.2)
nsb
 V
24 (14.8)
47 (11.3)
nsb
Fisher CT group
   
 1
0 (0)
7 (1.7)
nsc
 2
23 (14.2)
94 (22.5)
<0.05b
 3
122 (75.3)
251 (60.2)
<0.001b
 4
17 (10.5)
65 (15.6)
nsb
Aneurysm dome, mm
6.6 ± 3.8
6.4 ± 3.4
nsa
     neck, mm
3.5 ± 1.7
3.4 ± 1.5
nsa
Aneurysm classification
   
 Small size/small neck
77 (47.5)
212 (50.8)
nsb
 Small size/wide neck
57 (35.2)
151 (36.2)
nsb
 Large
28 (17.3)
52 (12.5)
nsb
 Giant
0 (0)
1 (0.2)
nsc
Aneurysm location
   
 Internal carotid artery
42 (25.9)
133 (31.9)
nsb
 Middle cerebral artery
41 (25.3)
90 (21.6)
nsb
 Anterior communicating artery
47 (29.0)
115 (27.6)
nsb
 Distal anterior cerebral artery
5 (3.1)
23 (5.5)
nsc
 Posterior circulation
25 (15.4)
52 (12.5)
nsb
 Other
2 (1.2)
4 (1.0)
nsc
Date of aneurysm obliteration
  
nsb
 Days 0–3
152 (93.8)
385 (92.3)
 
 Days 4–12
10 (6.2)
32 (7.7)
 
Treatment modality
  
nsb
 Clip
89 (54.9)
193 (46.3)
 
 Coil
73 (45.1)
224 (53.7)
 
Pretreatment re-rupture
15 (9.3)
28 (6.7)
nsb
Intratreatment re-rupture: Clip
26 (16.0)
36 (8.6)
<0.025b
           Coil
5 (3.1)
15 (3.6)
nsc
Post-treatment re-rupture
2 (1.2)
10 (2.4)
nsc
Cerebrospinal fluid drainage
119 (73.5)
263 (63.1)
<0.025b
Antiplatelet therapy
38 (23.5)
104 (24.9)
nsb
Symptomatic vasospasm
103 (63.6)
23 (5.5)
<0.001b
Endovascular treatment for vasospasm
48 (29.6)
17 (4.1)
<0.001b
Infection
19 (11.7)
31 (7.4)
nsb
Noninfectious cardiopulmonary complication
8 (4.9)
29 (7.0)
nsc
Epilepsy
7 (4.3)
21 (5.0)
nsc
Shunt-dependent hydrocephalus
43 (26.5)
68 (16.3)
<0.005b
Data, mean ± standard deviation; number of cases (%)
CT computed tomography, mRS modified Rankin Scale, WFNS World Federation of Neurosurgical Societies; day 0 refers to the calendar day of SAH onset, ns not significant
aunpaired t-test
bchi-square test
cFisher’s exact test
Oct 22, 2016 | Posted by in NEUROSURGERY | Comments Off on Infarction After Aneurysmal Subarachnoid Hemorrhage

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