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. 2020 Sep 24;6(1):95–102. doi: 10.1136/svn-2020-000391

Table 3.

Characteristics of patients with hyperperfusion syndrome or intracerebral haemorrhage

Variable Case no.
1 2 3
Index event Stroke Stroke Stroke
Duration from quality event to randomisation, day 30 47 76
Baseline mRS 2 2 1
Baseline NIHSS 3 4 0
Lesion Characteristics
 Stenosis degree, % 93.1 90.7 92.0
 Length, mm 10.4 19.2 22.5
 Concentricity Extremely eccentric Extremely eccentric Extremely eccentric
Residual stenosis degree, % 21.3 28.9 22.1
Time of symptom onset 11 hours after the procedure 24 hours after the procedure 12 hours after the procedure
Symptoms Headache, confusion, left limb weakness Headache, nausea Headache, right limb weakness
HPS or ICH HPS HPS ICH
Treatment Strict control of blood pressure, sedation, administration of mannitol
mRS at 30 days 4 2 1

HPS, hyperperfusion syndrome; ICH, intracerebral haemorrhage; mRS, modified Rankin Scale; NIHSS, National Institutes of Health Stroke Scale.