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Traumatic Brain InjurySynapseICUNCT03257904

iNtrAcranial PreSsurE in Intensive Care (ICU) (SynapseICU)

An observational study of Traumatic Brain Injury and Subarachnoid Hemorrhage, run by University of Milano Bicocca at 1 site in Italy.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Intracranial pressure (ICP) monitoring is the most common neuromonitoring modality used in neurocritical care units (NCCU) around the world. Uncertainties remain around intracranial pressure monitoring both in traumatic and non-traumatic brain injury, and variation in clinical practice of intracranial pressure… Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
intracranial pressure monitoring
Type of treatment
Surgery or procedure
How many people
2,395 participants
Where
1 siteItaly
Study dates
15 Mar 2018to 11 Jun 2020
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Study population: Hemorrhagic stroke, including intracerebral hematoma and subarachnoid hemorrhage, Traumatic brain injury

Who may be able to join

  • Age > 18 years;
  • Diagnosis of an acute brain injury (ABI) due to primary hemorrhagic stroke (including intracranial hemorrhage or subarachnoid hemorrhage) or traumatic brain injury;
  • Glasgow Coma Score with Eyes response = 1 (no eyes opening) and Motor score ≤5 (not following commands) at the admission to ICU or neuro-worsening within the first 48 hours with no eye opening and the Motor score decreased to ≤5.

Who cannot join

  • Acute Brain Injury (ABI) who are not admitted to ICU;
  • ABI due to infections of the central nervous system, ischaemic stroke or other causes not defined in the inclusion criteria.

Trial locations and contacts

1 site in 1 country.

Italy1 site
  • ASST-Monza

    Monza, MB, 20900

Other trials in Italy

About this study

Official title: International Prospective Observational StudY on iNtrAcranial PreSsurE in Intensive Care (ICU) (SynapseICU)

Intracranial pressure (ICP) monitoring is the most common neuromonitoring modality used in neurocritical care units (NCCU) around the world. Uncertainties remain around intracranial pressure monitoring both in traumatic and non-traumatic brain injury, and variation in clinical practice of intracranial pressure monitoring exists between neurocritical care units.

The objectives of the study will explore intracranial pressure monitoring variation in practice to prioritise uncertainties in the clinical management of critical care patients with acute brain injury and support further collaborative hypotheses-based prospective studies.

Read the detailed description

Intracranial pressure (ICP) monitoring is the most common neuromonitoring modality used in neurocritical care units (NCCU) around the world. Uncertainties remain around intracranial pressure monitoring both in traumatic and non-traumatic brain injury, and variation in clinical practice of intracranial pressure monitoring exists between neurocritical care units.

The objectives of the study will explore intracranial pressure monitoring variation in practice to prioritise uncertainties in the clinical management of critical care patients with acute brain injury and support further collaborative hypotheses-based prospective studies.

Sample Size: This international prospective observational study aims to recruit >2000 patients in coma after acute traumatic and non-traumatic brain damage admitted to >200 Intensive Care Units.

Inclusion Criteria:

  • Acute brain injury (ABI) admitted to ICU following:
  1. Hemorrhagic stroke, including intracerebral hematoma and subarachnoid hemorrhage,
  2. Traumatic brain injury (penetrating and non-penetrating).
  • Age >18 years old
  • Glasgow Coma Score with Eyes response = 1 (no eyes opening) and Motor score ≤5 (not following commands) at the admission to ICU or neuro-worsening within the first 48 hours with no eye opening and the Motor score decreased to ≤5

Exclusion Criteria:

  • ABI who are not admitted to ICU;
  • ABI due to infections of the central nervous system, ischemic stroke or other causes not defined in the inclusion criteria

Outcome measures:

Glasgow Outcome Score-Extended at 6 months

Endpoint:

The primary endpoint is the variation in clinical practice around ICP monitoring in acute brain injury patients.

Screening and recruitment: 12 weeks at each centre, or the duration required to enrol 90 patients per centre.

Follow-up: outcome measures will be collected at 6 months.

Duration of study: 2 years.

The SYNAPSE-ICU study is partly funded by ESICM (ESICM Trials Group Portfolio).

Being tested
intracranial pressure monitoring
Keywords
intracranial pressure
Medical subject headings
Brain Injuries, Traumatic, Subarachnoid Hemorrhage, Cerebral Hemorrhage

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • intracranial pressure monitoringProcedure or surgery

    measurement of intracranial pressure

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Long-term outcome measures of neurological disability

    Extended Glasgow Outcome Scale score

    Measured: 6 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted22 Aug 2017
  2. Study start15 Mar 2018
  3. Primary completion31 Dec 2019
  4. Study completion11 Jun 2020

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Prospective
Enrolment
2,395 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03257904
Sponsor's protocol ID
SynapseICU
Acronym
SynapseICU
Status last verified
Jul 2020
First submitted
17 Aug 2017
Last updated
7 Jul 2020
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Stocchetti N, Carbonara M, Citerio G, Ercole A, Skrifvars MB, Smielewski P, Zoerle T, Menon DK. Severe traumatic brain injury: targeted management in the intensive care unit. Lancet Neurol. 2017 Jun;16(6):452-464. doi: 10.1016/S1474-4422(17)30118-7.

    PubMed 28504109
  • Carney N, Totten AM, O'Reilly C, Ullman JS, Hawryluk GW, Bell MJ, Bratton SL, Chesnut R, Harris OA, Kissoon N, Rubiano AM, Shutter L, Tasker RC, Vavilala MS, Wilberger J, Wright DW, Ghajar J. Guidelines for the Management of Severe Traumatic Brain Injury, Fourth Edition. Neurosurgery. 2017 Jan 1;80(1):6-15. doi: 10.1227/NEU.0000000000001432.

    PubMed 27654000
  • Cnossen MC, Scholten AC, Lingsma HF, Synnot A, Tavender E, Gantner D, Lecky F, Steyerberg EW, Polinder S. Adherence to Guidelines in Adult Patients with Traumatic Brain Injury: A Living Systematic Review. J Neurotrauma. 2021 Apr 15;38(8):1072-1085. doi: 10.1089/neu.2015.4121. Epub 2016 Aug 25.

    PubMed 26431625
  • Helbok R, Olson DM, Le Roux PD, Vespa P; Participants in the International Multidisciplinary Consensus Conference on Multimodality Monitoring. Intracranial pressure and cerebral perfusion pressure monitoring in non-TBI patients: special considerations. Neurocrit Care. 2014 Dec;21 Suppl 2:S85-94. doi: 10.1007/s12028-014-0040-6.

    PubMed 25208677
  • Chesnut RM, Bleck TP, Citerio G, Classen J, Cooper DJ, Coplin WM, Diringer MN, Grande PO, Hemphill JC 3rd, Hutchinson PJ, Le Roux P, Mayer SA, Menon DK, Myburgh JA, Okonkwo DO, Robertson CS, Sahuquillo J, Stocchetti N, Sung G, Temkin N, Vespa PM, Videtta W, Yonas H. A Consensus-Based Interpretation of the Benchmark Evidence from South American Trials: Treatment of Intracranial Pressure Trial. J Neurotrauma. 2015 Nov 15;32(22):1722-4. doi: 10.1089/neu.2015.3976. Epub 2015 Aug 31.

    PubMed 26061135
  • Hemphill JC 3rd, Greenberg SM, Anderson CS, Becker K, Bendok BR, Cushman M, Fung GL, Goldstein JN, Macdonald RL, Mitchell PH, Scott PA, Selim MH, Woo D; American Heart Association Stroke Council; Council on Cardiovascular and Stroke Nursing; Council on Clinical Cardiology. Guidelines for the Management of Spontaneous Intracerebral Hemorrhage: A Guideline for Healthcare Professionals From the American Heart Association/American Stroke Association. Stroke. 2015 Jul;46(7):2032-60. doi: 10.1161/STR.0000000000000069. Epub 2015 May 28.

    PubMed 26022637
  • Chesnut R, Videtta W, Vespa P, Le Roux P; Participants in the International Multidisciplinary Consensus Conference on Multimodality Monitoring. Intracranial pressure monitoring: fundamental considerations and rationale for monitoring. Neurocrit Care. 2014 Dec;21 Suppl 2:S64-84. doi: 10.1007/s12028-014-0048-y.

    PubMed 25208680
  • Le Roux P, Menon DK, Citerio G, Vespa P, Bader MK, Brophy GM, Diringer MN, Stocchetti N, Videtta W, Armonda R, Badjatia N, Boesel J, Chesnut R, Chou S, Claassen J, Czosnyka M, De Georgia M, Figaji A, Fugate J, Helbok R, Horowitz D, Hutchinson P, Kumar M, McNett M, Miller C, Naidech A, Oddo M, Olson D, O'Phelan K, Provencio JJ, Puppo C, Riker R, Robertson C, Schmidt M, Taccone F; Neurocritical Care Society; European Society of Intensive Care Medicine. Consensus summary statement of the International Multidisciplinary Consensus Conference on Multimodality Monitoring in Neurocritical Care : a statement for healthcare professionals from the Neurocritical Care Society and the European Society of Intensive Care Medicine. Intensive Care Med. 2014 Sep;40(9):1189-209. doi: 10.1007/s00134-014-3369-6. Epub 2014 Aug 20.

    PubMed 25138226
  • Stocchetti N, Maas AI. Traumatic intracranial hypertension. N Engl J Med. 2014 Sep 4;371(10):972. doi: 10.1056/NEJMc1407775. No abstract available.

    PubMed 25184881
  • Wilson JT, Pettigrew LE, Teasdale GM. Structured interviews for the Glasgow Outcome Scale and the extended Glasgow Outcome Scale: guidelines for their use. J Neurotrauma. 1998 Aug;15(8):573-85. doi: 10.1089/neu.1998.15.573.

    PubMed 9726257
  • Cossu G, Messerer M, Stocchetti N, Levivier M, Daniel RT, Oddo M. Intracranial pressure and outcome in critically ill patients with aneurysmal subarachnoid hemorrhage: a systematic review. Minerva Anestesiol. 2016 Jun;82(6):684-96. Epub 2016 Apr 5.

    PubMed 27045637
  • Citerio G, Oddo M, Taccone FS. Recommendations for the use of multimodal monitoring in the neurointensive care unit. Curr Opin Crit Care. 2015 Apr;21(2):113-9. doi: 10.1097/MCC.0000000000000179.

    PubMed 25689123
  • Stocchetti N, Le Roux P, Vespa P, Oddo M, Citerio G, Andrews PJ, Stevens RD, Sharshar T, Taccone FS, Vincent JL. Clinical review: neuromonitoring - an update. Crit Care. 2013 Jan 15;17(1):201. doi: 10.1186/cc11513.

    PubMed 23320763
  • Robba C, Graziano F, Guglielmi A, Rebora P, Galimberti S, Taccone FS, Citerio G; SYNAPSE-ICU Investigators. Treatments for intracranial hypertension in acute brain-injured patients: grading, timing, and association with outcome. Data from the SYNAPSE-ICU study. Intensive Care Med. 2023 Jan;49(1):50-61. doi: 10.1007/s00134-022-06937-1. Epub 2023 Jan 9.

    PubMed 36622462
  • Dallagiacoma S, Robba C, Graziano F, Rebora P, Hemphill JC, Galimberti S, Citerio G; SYNAPSE-ICU Investigators. Intracranial Pressure Monitoring in Patients With Spontaneous Intracerebral Hemorrhage: Insights From the SYNAPSE-ICU Study. Neurology. 2022 Jul 12;99(2):e98-e108. doi: 10.1212/WNL.0000000000200568. Epub 2022 May 4.

    PubMed 35508390

Questions about this trial

What is this clinical trial studying?

An observational study of Traumatic Brain Injury and Subarachnoid Hemorrhage, run by University of Milano Bicocca at 1 site in Italy.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 2 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 7 Jul 2020. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Italy. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Long-term outcome measures of neurological disability (time frame: 6 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03257904, which also lists 17 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 7 Jul 2020.

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