Prehospital Management of Acute Stroke Care

Summary

Prehospital management of acute stroke care centres on minimising the interval between symptom onset and therapeutic intervention. Key elements include public education to recognise stroke symptoms, prompt activation of emergency medical services (EMS), standardised dispatch protocols and use of prehospital stroke scales to guide destination decisions. Pre-notification of stroke centres by EMS teams enables rapid in-hospital imaging and treatment readiness. Innovations such as mobile stroke units equipped with computed tomography scanners and telemedicine links support early diagnosis and administration of thrombolysis before hospital arrival. Variations in resource availability, EMS training and community awareness contribute to global disparities in prehospital delay. Integrated stroke networks, dispatcher-assisted identification and targeted community outreach are essential to optimise reperfusion times and improve clinical outcomes.

Research from Nature Portfolio

One foundational investigation in Chinese urban and rural communities quantified prehospital delay in first-ever stroke, revealing that less than one quarter of patients arrived within two hours. Low symptom recognition, infrequent use of EMS and limited ambulance identification were identified as principal obstacles, prompting calls for enhanced community education and organised stroke pathways.

Applying social network methodology, another study demonstrated that patients embedded in small, close-knit networks experienced significant delays in hospital arrival. Constricted information flow and a tendency to ‘watch and wait’ among highly familiar contacts were linked to slower EMS activation, suggesting that network structure influences prehospital response behaviour.

Prehospital Management of Acute Stroke Care publication trend

The graph below shows the total number of articles in prehospital management of acute stroke care across all publications each year (not limited to Nature Index journals).

Technical terms

Emergency Medical Services (EMS): Organised system providing immediate medical response, assessment and transport for acute conditions.

Door-to-needle time: Interval between hospital arrival and initiation of intravenous thrombolytic therapy.

Mobile Stroke Unit (MSU): Specialised ambulance equipped with imaging capabilities and stroke expertise to enable on-scene diagnosis and treatment.

Pre-notification: Advance alert from EMS to a stroke centre to prepare imaging and specialist teams for incoming patients.

References

  1. Pre-hospital delay and its associated factors in first-ever stroke registered in communities from three cities in China. Scientific Reports (2016).
  2. Social networks and risk of delayed hospital arrival after acute stroke. Nature Communications (2019).
  3. Predictive models for delay in medical decision-making among older patients with acute ischemic stroke: a comparative study using logistic regression analysis and lightGBM algorithm. BMC Public Health (2024).
  4. Status of prehospital delay and intravenous thrombolysis in the management of acute ischemic stroke in Nepal. BMC Neurology (2019).
  5. If Time Is Brain Where Is the Improvement in Prehospital Time after Stroke?. Frontiers in Neurology (2017).
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