Two million nerve cells are lost every minute during an ischemic stroke, driving regional hospitals to adopt a digital system that shares computed tomography scans.
A patient arrives at a local emergency department presenting with acute neurological deficits such as facial drooping, acute hemiparesis, or dysarthria. Medical Imaging and Radiation Experts execute an immediate non-contrast computed tomography scan of the brain to differentiate between an ischemic stroke and an intracranial hemorrhage.
This complex interventional procedure involves mechanical catheterization to retrieve the offending thrombus from cerebral vasculature.
The University Medical Center Groningen operates as the sole designated tertiary referral center for this acute intervention across the entire northern Netherlands region. Consequently, qualifying patients presenting at peripheral facilities in regional hubs such as Assen, Drachten, and Leeuwarden frequently require immediate inter-facility transfer to Groningen.
Historical protocols relied on printing medical imaging data onto digital versatile discs that traveled physically alongside the patient inside the transport vehicle. This physical delivery mechanism delayed specialist consultations and caused occasional lost media assets.
Subsequent deployments of digital exchange networks allowed asynchronous image transfers, but technical bottlenecks persisted. Physicians routinely placed telephone calls to locate on-call specialists, imported large digital files manually, and occasionally transferred patients out of an abundance of caution when imaging review did not necessitate tertiary intervention.
Regional hospitals coordinated through the Regional Acute Healthcare Network organized a systematic upgrade to streamline acute stroke pathways. In June 2026, healthcare providers launched StrokeViewer, a real-time digital platform designed to accelerate inter-hospital image sharing and collaborative diagnostic evaluation.
“Tot 2013 brandden ziekenhuizen nog beelden van hersenscans op een dvd, die met de patiënt meeging in de ambulance,” recalled Maarten Uyttenboogaart regarding historical constraints on imaging distribution.
Upon acquisition of a qualifying neuroimaging scan, the platform instantly transmits push notifications directly to the personal mobile devices of the on-call neurologist and interventional radiologist. Clinicians access high-resolution imaging remotely regardless of their physical location to establish immediate triage decisions.
“Waar ik ook ben, ik kan nu meteen meekijken met de scan en beoordelen of een patiënt in aanmerking komt voor een intra-arteriële trombectomie en naar het UMCG moet worden overgeplaatst,” said Uyttenboogaart detailing mobile diagnostic workflows.
AI Algorithms Assist with Initial Neuroimaging Evaluation
The digital platform incorporates advanced artificial intelligence algorithms that automatically evaluate raw neuroimaging data upon upload. This computational layer flags potential large vessel occlusions to assist clinical staff during initial diagnostic interpretation.
“Je kunt het zien als een extra paar ogen,” explained Uyttenboogaart regarding computational assistance. “AI helpt om mogelijke afwijkingen sneller te herkennen, maar wij kijken daarna zelf ook naar de scans en beoordelen wat er aan de hand is. De definitieve beslissing blijft dus altijd bij ons en AI vervangt ons niet.”
Rapid digital access prevents unnecessary secondary ambulance transfers for patients who do not meet clinical thresholds for interventional thrombectomy. Peripheral hospitals manage localized treatment pathways while specialist teams in Groningen prepare operational spaces for incoming acute arrivals.
“Bijvoorbeeld bij een patiënt uit Assen. Ik had de beelden al bekeken voordat de arts uit het ziekenhuis mij belde. Daardoor wist ik wat er aan de hand was en konden en konden het UMCG-team zich alvast voorbereiden op de komst van de patiënt,” said Uyttenboogaart illustrating preparatory efficiencies.
In Plain English: The Clinical Takeaway
- Time is Brain: Ischemic strokes destroy approximately two million neurons per minute, demanding rapid diagnostic imaging to restore cerebral perfusion.
- Direct Triage: Mobile digital platforms allow tertiary specialists to evaluate computed tomography scans remotely, reducing unnecessary inter-hospital transfers.
- Complementary AI: Automated software algorithms screen scans for vascular obstructions to assist physicians, though board-certified neurologists retain complete final diagnostic responsibility.
| Operational Metric | Historical Standard | Current Digital Workflow |
|---|---|---|
| Image Transfer Medium | Physical DVD Transport | Cloud-Based Instant Sync |
| Specialist Notification | Telephone Coordination | Automated Mobile Push Alert |
| Regional Stroke Volume | 4,100 to 4,300 Annual Cases | 4,100 to 4,300 Annual Cases |
| UMCG Thrombectomy Volume | Approx. 240 Annual Procedures | Approx. 240 Annual Procedures |
Network Expansion and Acute Care Capacity
Epidemiological data indicates that northern Netherlands registers between 4,100 and 4,300 acute stroke presentations annually. Within this regional cohort, the specialized medical center executes approximately 240 intra-arterial thrombectomy procedures each year.
Logistical challenges across expansive rural geographies necessitate highly coordinated regional cooperation models among all participating emergency medical services. Administrative projections indicate full digital integration across every hospital facility throughout the northern region will finalize by the conclusion of 2026.
Call Emergency Services for Sudden Neurological Deficits
Patients exhibiting sudden neurological deficits—including facial asymmetry, acute motor weakness, or speech disturbances—must immediately activate emergency medical services rather than delaying evaluation.
References
- Regionaal Overleg Acute Zorgketen (ROAZ) Noord-Nederland. Acute Stroke Triage Protocols and Digital Image Integration.
- University Medical Center Groningen (UMCG).
