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Dataset results
17 results for “orthostatic intolerance;”
Real-time magnetic resonance imaging to study orthostatic intolerance mechanisms in human beings: Proof of concept
<p>This dataset was acquired at DLR, Cologne, Germany. The study complied with the Declaration of Helsinki, and was approved by the local ethics committee. All subjects gave written informed consent.</p> <p> </p> <p><strong>Data acquisition</strong><br> <em>MRI data</em></p> <p>All MR images were acquired on a Siemens 3T mMR Biograph using cardiac, spine and head coils. The scanning protocol consisted of the following sequences.</p> <ul> <li><strong>MPI70_SA20_FOV320_16X6MM_33MS</strong>: cardiac real-time MRI of the short axis (TR=2.56 ms; TE=1.62 ms; FA= 10°; 1.6x1.6 mm; 6 mm slice thickness; 20 slices; FoV320x320 mm; radial spokes 13)</li> <li><strong>MPI70_TP_PCMV100_FOV320_15X6MM_33MS</strong>: blood flow real-time MRI of the pulmonary trunk (TR=3.33 ms; TE=2.24 ms; FA= 10°; 1.5x1.5 mm; 6 mm slice thickness; FoV=320x320 mm; VENC=100 cm/s; radial spokes 5)</li> <li><strong>MPI70_PCMV100_FOV192_075X6MM_80MS:</strong> blood flow real-time MRI of the middle cerebral artery (TR=4.44 ms; TE=3.10 ms; FA= 12°; 0.75x0.75 mm; 6 mm slice thickness; FoV=192x192 mm; VENC=100 cm/s; radial spokes 9)</li> </ul> <p> </p> <p>Cinematic real-time MRI of the short axis view and blood flow measurements of the pulmonary trunk and in the left and right middle cerebral artery were acquired at baseline and during -30mmHg LBNP.</p> <p> </p> <p>Video files:</p> <p><a href="https://zenodo.org/record/7066642/files/Series_040_mpi70_SA20_FOV320_16x6mm_33ms_Slice_14.wmv?download=1">https://zenodo.org/record/7066642/files/Series_040_mpi70_SA20_FOV320_16x6mm_33ms_Slice_14.wmv?download=1</a></p> <p><a href="https://zenodo.org/record/7066642/files/Series_103_mpi70_SA20_FOV320_16x6mm_33ms_Slice_14.wmv?download=1">https://zenodo.org/record/7066642/files/Series_103_mpi70_SA20_FOV320_16x6mm_33ms_Slice_14.wmv?download=1</a></p> <p> </p> <p> </p>
Postoperative Incidence of Orthostatic Intolerance and Hypotension in Primary Unicompartmental Knee Arthroplasty (UKA)
ClinicalTrials.gov study NCT04195360. IPD Sharing: NO. Countries: 1. Publications: 1.
Pathophysiology of Orthostatic Intolerance
ClinicalTrials.gov study NCT00608725. IPD Sharing: Not stated. Countries: 1. Publications: 1.
Effect of Methylprednisolone on Orthostatic Intolerance and Heart Rate Variability in Hip-arthroplasty Patients
ClinicalTrials.gov study NCT02445898. IPD Sharing: Not stated. Countries: 1. Publications: 7.
Treatment of Orthostatic Intolerance
ClinicalTrials.gov study NCT00262470. IPD Sharing: Not stated. Countries: 1. Publications: 8.
Orthostatic Intolerance After Bariatric Surgery
ClinicalTrials.gov study NCT03808740. IPD Sharing: NO. Countries: 1. Publications: 0.
Evaluation of Chronic Orthostatic Intolerance
ClinicalTrials.gov study NCT00069693. IPD Sharing: Not stated. Countries: 2. Publications: 3.
Postoperative Orthostatic Intolerance and Hypotension in Unilateral TKA
ClinicalTrials.gov study NCT03743116. IPD Sharing: NO. Countries: 1. Publications: 0.
Objective Sleep Disturbances in Orthostatic Intolerance
ClinicalTrials.gov study NCT00581022. IPD Sharing: Not stated. Countries: 1. Publications: 0.
Acute Salt Handling in Orthostatic Intolerance
ClinicalTrials.gov study NCT00581633. IPD Sharing: Not stated. Countries: 1. Publications: 0.
SalT Supplementation in Older Adults With Orthostatic Intolerance Disorders
ClinicalTrials.gov study NCT06188663. IPD Sharing: NO. Countries: 1. Publications: 0.
Mechanisms of Orthostatic Intolerance in Spinal Cord Injured Individuals and Following Bed Rest
ClinicalTrials.gov study NCT00175773. IPD Sharing: Not stated. Countries: 1. Publications: 0.
Reducing Orthostatic Intolerance With Oral Rehydration in Myalgic Encephalomyelitis/Chronic Fatigue Syndrome Patients
ClinicalTrials.gov study NCT02854683. IPD Sharing: Not stated. Countries: 1. Publications: 0.
Treatment of Orthostatic Intolerance in Patients With Parkinson's Disease Using Midodrine
ClinicalTrials.gov study NCT02365012. IPD Sharing: Not stated. Countries: 1. Publications: 0.
Orthostatic Intolerance and Hypotension After Administration of Morphine in Patients Prior to Hip or Knee Arthroplasty
ClinicalTrials.gov study NCT04902222. IPD Sharing: NO. Countries: 1. Publications: 0.
POTS-CFS Study: Orthostatic Intolerance in the Context of Pediatric ME/CFS
ClinicalTrials.gov study NCT06054958. IPD Sharing: UNDECIDED. Countries: 1. Publications: 0.
Effect of Sex on Orthostatic Intolerance and Cardiovascular Response During Lunar Descent and Ascent
ClinicalTrials.gov study NCT06467825. IPD Sharing: NO. Countries: 1. Publications: 0.
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OpenNeuro
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