Iodine-Based Dual-Energy Computed Tomography After Mechanical Thrombectomy Predicts Secondary Neurologic Decline from Cerebral Edema After Severe Stroke.
William Zimmerman, Melissa Pergakis, Ghasan Ahmad...
https://pubmed.ncbi.nlm.nih.gov/39448427/Actively Recruiting
Led by University of Maryland, Baltimore · Updated on 2026-07-02
5000
Participants Needed
1
Research Sites
N/A
Total Duration
Researchers are studying life-threatening neurological illnesses treated in the University of Marylands 22-bed NeuroCritical Care Unit NCCU, including conditions like massive stroke, brain bleeding, tumors, seizures, infections, nerve and muscle diseases, and spinal cord disorders. The study aims to better understand the pathways of brain injury, how complications and current care may worsen injury, and the impact on patient outcomes. This observational study collects detailed clinical, physiological, laboratory, and imaging data to improve knowledge about brain injury mechanisms and recovery. Participants are observed in a non-interventional manner, with data collected both retrospectively from January 2012 and prospectively going forward. The study captures patient characteristics, treatments, physiological monitoring, and diagnostic studies like EEG, ultrasound, CT, MRI, and angiograms. Samples are stored in a biorepository to support future research. Patients receive standard ICU care, and no research procedures interfere with treatment. Patients needing an External Ventricular Drain EVD may have cerebrospinal fluid samples collected daily for up to 14 days if medically indicated. During the study, participants have mental status assessments during hospitalization with follow-up evaluations at discharge or two weeks, and again at 3 and 12 months. These include neurological, cognitive, emotional, and quality of life tests such as the Glasgow Outcome Scale, Montreal Cognitive Assessment, and Barthel Index. Researchers analyze clinical and physiological data to find links between brain injury and long-term outcomes. Participation may involve questionnaires, chart reviews, and interviews in person or by phone, lasting about one hour. The study continues until 2034.
CONDITIONS
Improving Outcomes for Patients With Life-Threatening Neurologic Illness
G
Gunjan Parikh
M
Mayurapriyan Somalinga
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University of Maryland, Baltimore
Lead Sponsor
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Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
Duration - Ongoing during hospital stay
Participants receive standard ICU care while researchers collect clinical, physiological, laboratory, and imaging data from medical records and bedside monitors without affecting treatment. For those with an External Ventricular Drain, cerebrospinal fluid samples may be collected daily for up to 14 days if medically necessary.
Duration - Up to 12 months after injury
Participants and their caregivers may be asked to return for in-person or phone assessments at discharge or two weeks, and again at 3 and 12 months to evaluate neurological status, cognitive function, emotional well-being, and quality of life.
1 to 4 visits depending on patient condition
Study Type
OBSERVATIONAL
Masking
N/A
Allocation
N/A
Model
N/A
Primary Purpose
N/A
Number of Arms
0
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William Zimmerman, Melissa Pergakis, Ghasan Ahmad...
https://pubmed.ncbi.nlm.nih.gov/39448427/University of Maryland, Baltimore
Lead Sponsor