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Pre-hospital emergency medicine

Pre-hospital emergency medicine is a biology topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Pre-hospital emergency medicine rather than just read about it. In short: Pre-hospital emergency medicine (abbreviated PHEM), also referred to as pre-hospital care, immediate care, or emergency medical services medicine (abbreviated EMS medicine), is a medical subspecialty which focuses on caring for seriously ill or injured patients before they reach hospital, and during emergency transfer to hospital or between hospitals. It may be practised by physicians from various backgrounds such a…

Pre-hospital emergency medicine — main illustration
Pre-hospital emergency medicine — illustration

Key takeaways

  • Pre-hospital emergency medicine belongs to biology; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Pre-hospital emergency medicine to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Pre-hospital emergency medicine from memory before moving on to harder problems.

Reference excerpt

Pre-hospital emergency medicine (abbreviated PHEM), also referred to as pre-hospital care, immediate care, or emergency medical services medicine (abbreviated EMS medicine), is a medical subspecialty which focuses on caring for seriously ill or injured patients before they reach hospital, and during emergency transfer to hospital or between hospitals. It may be practised by physicians from various backgrounds such as anaesthesiology, emergency medicine, intensive care medicine and acute medicine, after they have completed initial training in their base specialty. Doctors practising PHEM are usually well-integrated with local emergency medical services, and are dispatched together with emergency medical technicians or paramedics where potentially life-threatening trauma or illness is suspected that may benefit from immediate specialist medical treatment. This may involve travelling by car or air ambulance to the site.

Training

Europe The European Training Requirement curriculum for anaesthesia was updated in 2018 to state that the knowledge, clinical skills and specific attitudes of pre-hospital emergency medicine form part of the core domain of critical emergency medicine and, as such, should form part of postgraduate training for doctors specialising in anaesthesia.

United Kingdom In the United Kingdom, pre-hospital emergency medicine (PHEM) was recognised as a subspecialty of emergency medicine and anaesthetics in July 2011 by the General Medical Council. From February 2015, this was extended to intensive care medicine and acute medicine. The formal PHEM training programme can be entered at ST5, and above, after gaining enough experience in emergency medicine, intensive care medicine, acute medicine and anaesthetics. The training programme offers three schemes including 12 months full-time in PHEM, and 24 months blended with a base speciality. Trainees are expected to complete the DIMC and FIMC exams from the Royal College of Surgeons of Edinburgh. Successful training and TAP leads to a CCT in PHEM as a subspecialty. Once a doctor has completed their training, opportunities include working for an Ambulance Service Trust as a Medical Emergency Response Incident Team (MERIT) doctor or in another major incident medical role, volunteering for a local British Association for Immediate Care (BASICS) scheme, or working for an Air Ambulance service, often working alongside Advanced Paramedics with training in Critical Care. Many general practitioners and specialists in fields other than emergency medicine, anaesthesia, acute medicine and intensive care provide regular PHEM services in the United Kingdom, however are excluded from sub-specialty training. Indeed in the United Kingdom, the speciality of pre-hospital emergency medicine was in essence created and pioneered by general practitioners.

Switzerland In Switzerland, PHEM has been recognized as a subspecialty of Emergency Medicine since 2002 by the postgraduate council of the Swiss Medical Association (FMH). Training is usually undertaken following an initial two-year training in Emergency Medicine, which in itself can only be taken after having first successfully completed a board-certification in internal medicine, surgery, intensive care or anesthesiology. Currently optional, this board-certification will eventually become mandatory for all physicians aiming to work in both Emergency Departments and PHEM (though this is subject to considerable vetoing pressure from other specialist boards).

North America

United States of America In the United States, the American Board of Emergency Medicine has awarded subspecialty certification in EMS medicine since 2013 and American prehospital physicians may join the National Association for EMS Physicians (NAEMSP).

Pre-hospital trauma assessment Pre-hospital trauma assessment is a set of skills used by emergency medical services technicians to analyze all threats to life that a patient could suffer due to a trauma incident. Pre-hospital trauma assessment is broken into two major types: basic trauma assessment and advanced trauma assessment. The basic assessment is provided by first responders and EMTs. The advanced assessment is provided by a paramedic. Approaching and sizing up a trauma incident scene is one of the most important primary steps that a pre-hospital care provider carefully does. Within a critical trauma incident, seeing hazardous material and traffic in an uncontrolled environment is expected. These factors can cause life-threats for providers, coworkers, and bystanders. Therefore, controlling all these life-threats is initially accomplished even before patient contact. After scene management, a pre-hospital care provider gets a general impression of the scene. A general impression is discovered by evaluating the mechanism of injury. For example, in a car accident, mechanism of injury is detected by estimating the speed at which the collision occurred, looking at the amount of damage, and looking for other factors that may affect the mechanism of injury, such as airbag deployment.

Ongoing assessment The en route assessment starts when the patient is loaded in the ambulance. En route assessment begins with a repeat of the initial assessment and ensuring that the patient still has a patent airway, breathes or is being properly ventilated, and has a pulse. For stable patients, ongoing care is then provided aligned to prolonged field care guidelines.

See also BASICS Scotland British Association for Immediate Care Highland PICT Team Global Prehospital Consortium

References

External links Intercollegiate Board for Training in Pre-hospital Emergency Medicine

Illustrations

Pre-hospital emergency medicine illustration

Worked examples

Example 1 — a first encounter with Pre-hospital emergency medicine

Start with the simplest possible case. Write down what Pre-hospital emergency medicine claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In biology, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Pre-hospital emergency medicine before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Pre-hospital emergency medicine ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Pre-hospital emergency medicine

In research
Pre-hospital emergency medicine appears in biology research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Pre-hospital emergency medicine in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Pre-hospital emergency medicine is common in secondary-school and first-year university syllabi. It links to neighbouring topics Critical emergency medicine, Emergency medicine, Health care occupations, so understanding it makes those chapters shorter.
In everyday life
Look for Pre-hospital emergency medicine outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Pre-hospital emergency medicine in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Pre-hospital emergency medicine means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Pre-hospital emergency medicine out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Pre-hospital emergency medicine in simple terms?

Pre-hospital emergency medicine (abbreviated PHEM), also referred to as pre-hospital care, immediate care, or emergency medical services medicine (abbreviated EMS medicine), is a medical subspecialty which focuses on caring for seriously ill or injured patients before they reach hospital, and durin…

Why does Pre-hospital emergency medicine matter?

Because it connects several biology ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Pre-hospital emergency medicine?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Pre-hospital emergency medicine.

Tags

  • Critical emergency medicine
  • Emergency medicine
  • Health care occupations

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