This study evaluates the effect of recombinant human erythropoietin (rHuEPO) on the neovascularization of pediatric moyamoya disease patients. rHuEPO will be administrated during perioperative period of the first revascularization surgery. Primary outcome (Incidence of Good postoperative MCA territory revascularization by cerebral angiography) will be evaluated after 3-6 month of revascularization surgery.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Enrollment
60
Recombinant human erythropoietin (500 U/kg IVS x 3 times) is administrated to increase the neovascularization after revascularization surgery.
Control group, no intervention.
Seoul National University Hospital
Seoul, South Korea
postoperative <12 month Angiogenesis
Incidence of Good postoperative MCA territory revascularization by cerebral angiography or MRI (3 grade: good, fair, poor)
Time frame: <12 month after revascularization operation
Short-term postoperative outcome: Incidence and number of the postoperative transient ischemic attack (TIA) within 1 week
Incidence and number of the postoperative transient ischemic attack (TIA) within 1 week (yes or no)
Time frame: up to 1 week
Short-term postoperative outcome: Adverse neurologic event
seizure, increased intracranial pressure, cerebral infarct, hematoma, reoperation (yes or no)
Time frame: within the 1st postoperative hospital stay, up to 1 year
Short-term postoperative outcome: Other postoperative complications
e.g. Circulatory failure/arrest, Respiratory failure/arrest, Infection (yes or no)
Time frame: within the 1st postoperative hospital stay, up to 1 year
Short-term postoperative outcome: ICU stay (days)
ICU stay (discharge criteria: Stable V/S + Consciousness)
Time frame: within the 1st postoperative hospital stay, up to 1 year
Short-term postoperative outcome: Total hospital stay (days)
Total hospital stay (discharge criteria: Stable V/S + no progressive Sx)
Time frame: within the 1st postoperative hospital stay, up to 1 year
Effect of rHuEPO on perioperative erythropoiesis: Total intraoperative and perioperative transfusion requirements (mL/kg)
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Total intraoperative and perioperative transfusion requirements (mL/kg)
Time frame: within the 1st postoperative hospital stay, up to 1 year
Effect of rHuEPO on perioperative erythropoiesis: Perioperative Hemoglobin, Hematocrit, serum EPO level
Perioperative Hemoglobin, Hematocrit, serum EPO level
Time frame: within the 1st postoperative hospital stay, up to 1 year
Effect of rHuEPO on perioperative erythropoiesis: GFR, BUN, Creatinine
GFR, BUN, Creatinine level
Time frame: within the 1st postoperative hospital stay, up to 1 year
Postoperative <12 month neurologic outcome: Clinical outcomes (4 grade): Excellent, Good, Fair, Poor
Clinical outcomes (4 grade): Excellent, Good, Fair, Poor
Time frame: Outpatient clinical visit, Usually Postoperative 3~6 month, up to 1 year
Postoperative <12 month neurologic outcome: Brain Perfusion MRI (2 grade): Favorable, Unfavorable
Brain Perfusion MRI (2 grade): Favorable, Unfavorable
Time frame: Outpatient clinical visit, Usually Postoperative 3~6 month, up to 1 year
Long-term neurologic outcome: Clinical outcomes (4 grade): Excellent, Good, Fair, Poor
Clinical outcomes (4 grade): Excellent, Good, Fair, Poor
Time frame: Outpatient clinical visit, Usually Postoperative 12~18 month, up to 2 years
Long-term neurologic outcome: Brain MRI/A or Brain perfusion MRI
Brain MRI/A or Brain perfusion MRI (2 grade): Favorable, Unfavorable
Time frame: Outpatient clinical visit, Usually Postoperative 12~18 month, up to 2 years
Long-term neurologic outcome: Cognitive function assessed by Korean Wechsler Intelligence Scale for Children-Ⅳ (K-WISC-Ⅳ)
Cognitive function assessed by Korean Wechsler Intelligence Scale for Children-Ⅳ (K-WISC-Ⅳ, has 4 domaines: Verbal Comprehension Index, Perceptual Reasoning Index, Working Memory Index, Processing Speed Index \> final score is calculated from T-score)
Time frame: Outpatient clinical visit, Usually Postoperative 12~18 month, up to 2 years
Preoperative Cerebral angiography: Suzuki grade, Bilateral involvement
Cerebral angiography: Suzuki grade(1-6), Bilateral involvement (yes/no)
Time frame: Before up to 1 year
Preoperative Brain MRI/A or Brain Perfusion MRI
Brain MRI/A or Brain Perfusion MRI (2 grade): Favorable, Unfavorable
Time frame: If the preoperative w/u is not completed before recruitment, up to 1 week
Preoperative Hemoglobin, Hematocrit, serum EPO level
Preoperative Hemoglobin, Hematocrit, serum EPO level
Time frame: If the preoperative w/u is not completed before recruitment, up to 1 week
Preoperative information: Homozygous RNF213
Homozygous RNF213
Time frame: If the preoperative w/u is not completed before recruitment, up to 1 week