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FOR REGISTERED CLINICIANS ONLY — decision support, not a substitute for clinical judgement or local protocol.

Spinal injury · NG41

Clear the neck and the back separately. Then know who to call within four hours.

NICE NG41 is two sets of rules sharing one guideline — the Canadian C-spine rule for the neck, and a separate list for the thoracic and lumbosacral spine — plus a hard deadline once the cord is involved. This module runs both regions side by side, says where the guideline is silent or ambiguous rather than filling the gap, and adds the AO Spine 2024 blood pressure and surgical timing recommendations for adults.

NICE NG41 (2016, updated 2021)
AO Spine / Praxis 2024
Adults and under-16s
UK · £0

“For people who have a spinal cord injury, the specialist neurosurgical or spinal surgeon at the major trauma centre or trauma unit should contact the linked spinal cord injury centre consultant within 4 hours of diagnosis to establish a partnership of care.”

NICE NG41, recommendation 1.6.3
Under clinical review

This module has not been signed off by a clinician other than its author.

It implements NICE NG41 recommendation by recommendation, and quotes it where the wording decides the case. But the implementation — which answers lead to which outcome, and how the gaps in the guideline are handled — has been checked only by the person who wrote it. Until an independent clinical review is complete, check anything you intend to act on against NG41 itself and your local trauma network guidance.

On a previous ResusDoc tool, an external reviewer found a serious error in a page that had already passed internal audit. That is the specific risk this banner exists to flag.

Published for review September 2026 · build verification only: quotations checked by script, every branch walked · dedicated clinical audit and external sign-off outstanding

Where this fits. If the patient also has a head injury, cervical spine imaging is decided by NICE NG232, not NG41 — NG41 says so itself at 1.5.5 and 1.5.8. That is in the CT head & C-spine module. This module covers everything else: immobilisation, the neck without a head injury, the thoracic and lumbosacral spine, and the cord. For penetrating neck injury, NG41 says nothing — see the penetrating neck module.
1
How old is the patient?
NG41 splits imaging at 16, and the AO Spine recommendations do not apply under 18.
2
Can the spine be assessed at all?
NG41 1.1.3 — if any of these is present, or you cannot do this assessment, immobilisation stays on.
Why these come first. “Carry out or maintain full in‑line spinal immobilisation in the emergency department if any of the factors in recommendation 1.1.3 are present or if this assessment cannot be done.” The rules in steps 3 and 4 decide imaging; they cannot be used to talk yourself out of immobilisation in a patient you cannot examine.
3
The neck — Canadian C-spine rule, as NG41 writes it
NG41 1.1.5. High-risk factors first; the rotation test only if the patient is low risk.
ROTATION TEST
4
The thoracic and lumbosacral spine
NG41 1.1.7 — a separate list with a different fall height. Any one factor means immobilise and image.
Different thresholds, on purpose. The dangerous fall is over 1 metre or 5 steps for the neck, and over 3 metres for the thoracolumbar spine — where landing on the feet or buttocks is named specifically. Age 65 is a high-risk factor for the neck on its own; for the back it needs pain in the thoracic or lumbosacral spine as well.
5
Context
Changes how you immobilise, whether you scan the whole body, and who you call.
6
Where this leaves you
The neck and the back are reported separately. Recalculated as you change anything above.
Answer step 1 to begin.

The reference

Imaging, by age and region (NG41 1.5)
Situation16 and overUnder 16
Neck, with head injuryNICE NG232 section 1.6 — NG41 1.5.5 and 1.5.8 defer to the head injury guideline. See the CT head & C-spine module.
Neck, no head injuryCT if imaging is indicated by the Canadian C-spine rule (1.5.6)MRI if strong suspicion of cervical cord or column injury (1.5.2). Otherwise consider plain X-rays if suspicion remains after repeated assessment, and discuss them with a consultant radiologist (1.5.3–1.5.4)
Thoracic / lumbosacral, with neurologyCT (1.5.6), then MRI (1.5.7)Not specified. NG41's paediatric MRI recommendation covers the cervical spine only
Thoracic / lumbosacral, no neurologyX-ray first, T1–L3 (1.5.9). CT if the X-ray is abnormal or there are clinical signs or symptoms of a column injury (1.5.10)
Any neurology that could be cordMRI after CT, even if CT is normal (1.5.7)MRI (1.5.2, cervical)
New fracture confirmedImage the rest of the spinal column (1.5.11)
Blunt major trauma, multiple injuriesWhole-body CT, vertex to mid-thigh after a vertex-to-toes scanogram, without repositioning, with sagittal and coronal reformats of the whole thoracolumbar spine (1.5.12, 1.5.14)“Do not routinely use whole‑body CT to image children (under 16s).” Limit CT to the areas that need it (1.5.15)

And the standard for all of it: “Imaging for spinal injury should be performed urgently, and the images should be interpreted immediately by a healthcare professional with training and skills in this area.”

NICE NG41, recommendations 1.5.1–1.5.15
Where NG41 is silent, ambiguous or out of date

A tool has to send every answer somewhere. In four places NG41 does not say where, and this module tells you so rather than inventing a rule.

1. The patient with no high-risk and no low-risk factor

1.4.7 covers a high-risk factor, or a low-risk factor with failed rotation. 1.4.8 covers a low-risk factor with successful rotation. A patient with neither kind of factor is in neither. What NG41 does say is that the neck's range “can only be assessed safely if the person is at low risk and there are no high‑risk factors” — so this patient cannot be cleared by the rotation test, and immobilisation stays. NG41 does not state an imaging instruction for them; that is a senior decision.

2. “Pain free”

1.4.8 removes immobilisation only if the patient has low-risk factors, “are pain free and are able to actively rotate their neck 45 degrees left and right”. So a patient who rotates fully but still has spinal pain is not cleared by NG41's wording — but nor does 1.4.7 require imaging for them. This tool keeps them immobilised and flags the decision as senior.

3. What counts as “clinical signs or symptoms” in 1.5.10

Thoracolumbar imaging is “an X-ray as the first‑line investigation” for column injury without neurology (1.5.9), and then “CT if the X‑ray is abnormal or there are clinical signs or symptoms of a spinal column injury” (1.5.10). NG41 does not define those signs. Read literally, the examination findings in 1.1.7 — midline tenderness, deformity, pain on coughing — are such signs, which would make CT first-line for most patients who get this far. Read narrowly, 1.5.9 would be pointless. Local practice varies; this tool shows both rules and does not choose.

4. The cross-reference to the head injury guideline is stale

1.5.5 and 1.5.8 send head-injured patients to “section 1.5 of the NICE guideline on head injury”. NG41 was last changed in May 2021; the current head injury guideline, NG232 (May 2023), puts the brain in section 1.5 and the cervical spine in section 1.6. The intent is clearly the cervical spine section, and that is where this module points.

5. Thoracolumbar neurology in a child

NG41's paediatric MRI recommendation is written for the cervical cord and column. For a child with thoracic or lumbar neurology it gives no specific instruction. What is clear is the destination: “Transport children with suspected spinal column injury (with or without spinal cord injury) to a major trauma centre.” Discuss imaging with paediatric radiology and the paediatric spinal team.

NICE NG41, recommendations 1.1.5, 1.3.7, 1.4.7–1.4.8, 1.5.2, 1.5.5, 1.5.8–1.5.10 and update information (May 2021) · NICE NG232 section headings
How to immobilise — and when not to use a collar
  • Adults, stepwise: manual in-line stabilisation; an appropriately sized semi-rigid collar; reassess the airway after the collar goes on; scoop stretcher; head blocks and tape, ideally in a vacuum mattress (1.1.13).
  • No collar if the airway is compromised, or with known spinal deformity such as ankylosing spondylitis — “in these cases keep the spine in the person's current position.” A collar forced onto a fused, kyphotic spine can cause the injury you are trying to prevent.
  • Devices can make things worse — short or wide necks, pre-existing deformity, increased pain, worsening neurology. “In uncooperative, agitated or distressed people, including children, think about letting them find a position where they are comfortable with manual in‑line spinal immobilisation.” (1.1.12)
  • Children: the same stepwise approach, and consider involving family and carers, keeping infants in their car seat if possible, and scoop with blanket rolls, vacuum mattress or splints, or a Kendrick device (1.1.14).
  • The longboard is for extrication only. “Do not transport people with suspected spinal injury on a longboard or any other extrication device.” (1.1.19)

For older people specifically — where lying flat in a collar causes delirium, aspiration and pressure damage — see the silver trauma module.

NICE NG41, recommendations 1.1.11–1.1.14, 1.1.19
Spinal cord injury — the first hours

From NICE NG41 — adults and children

  • Call immediately. The trauma team leader contacts the on-call specialist neurosurgical or spinal surgeon — in the trauma unit or the nearest major trauma centre (1.6.1–1.6.2).
  • The 4-hour call. That surgeon “should contact the linked spinal cord injury centre consultant within 4 hours of diagnosis to establish a partnership of care.” (1.6.3)
  • Document the neurology properly. If cord injury is suspected in anyone over 4, complete an ASIA chart as soon as possible in the ED, and record vital capacity for anyone over 7, and the ability to cough (1.9.9).
  • No neuroprotective drugs: not methylprednisolone, nimodipine or naloxone (1.7.3) — and no drugs in the acute stage to prevent chronic neuropathic pain (1.7.4).
  • Destination: suspected cord injury goes to a major trauma centre irrespective of transfer time unless a life-saving intervention is needed first — not directly to a spinal cord injury centre (1.3.2–1.3.5).

From AO Spine / Praxis 2024 — 18 and over only

  • Blood pressure: “We suggest the augmentation of MAP to at least 75–80mmHg but not higher than 90–95mmHg in order to optimize spinal cord perfusion in acute traumatic SCI.” For 3–7 days. Weak recommendation, very low quality evidence. This replaces the older AANS/CNS target of 85–90 mmHg for 7 days.
  • Which vasopressor: the guideline declines to choose — “The decision should be left to the attending physician”.
  • Surgery: “We recommend that early surgery be offered as an option for adult patients with acute SCI regardless of level.” Early means decompression within 24 hours of injury. Strong recommendation, moderate quality evidence. No recommendation could be made for “ultra-early” surgery.
Not for children. The AO Spine guideline lists “SCI in children or adolescents (i.e., those under 18 years of age)” among the conditions it does not cover. Neither the MAP range nor the 24-hour target is a paediatric recommendation.

Hypotension

AO Spine is explicit that low blood pressure after cord injury “may occur from a combination of hypovolemia from concomitant hemorrhage and neurogenic shock.” In a trauma patient, assume bleeding until it is excluded. Neither NG41 nor the AO Spine guideline defines neurogenic shock or gives diagnostic criteria for it, so this module does not either.

NICE NG41, recommendations 1.3.2–1.3.5, 1.6.1–1.6.4, 1.7.3–1.7.4, 1.9.9 · Fehlings MG et al., Global Spine J 2024;14(3 Suppl):10S–24S (PMC10964894), “Specific Scope of the Guideline”, Hemodynamic Management recommendations 1–2 and statement, Timing of Surgery recommendation 1 and statement, and “Rationale and Scope”
Pain
  • Assess pain regularly with a scale suited to the patient's age, developmental stage and cognition, and keep using the same scale the ambulance crew used (1.2.2–1.2.3).
  • “For people with spinal injury use intravenous morphine as the first‑line analgesic and adjust the dose as needed to achieve adequate pain relief.” (1.2.5)
  • No IV access: consider intranasal diamorphine or ketamine — off-label when NG41 was written (1.2.6).
  • Ketamine in analgesic doses as a second-line agent (1.2.7).

NG41 gives no doses, and neither does this module. Use the drug monographs for adults and the paediatric tool for children.

NICE NG41, recommendations 1.2.1–1.2.7
Where the patient goes (NG41 1.3)
  • Suspected cord injury, any age: major trauma centre irrespective of transfer time, unless an immediate life-saving intervention such as RSI is needed first, in which case the nearest trauma unit; never direct to a spinal cord injury centre from scene.
  • Adult column injury without cord injury: nearest trauma unit, unless triage says major trauma centre.
  • Child with suspected column injury, with or without cord injury: major trauma centre.

For patients being transferred from the ED, NG41 1.8.14 asks for verbal and written information: the reason, where they are going (including the linked spinal cord injury centre for cord injury), and named contacts at both ends.

NICE NG41, recommendations 1.3.1–1.3.7, 1.8.14
What this module deliberately does not do
  • It does not decide C-spine imaging after a head injury. NG232 does, and the CT head module implements it.
  • It does not cover penetrating trauma. NG41 contains no recommendation about it.
  • It does not give drug doses or vasopressor choices. NG41 gives none; AO Spine leaves the vasopressor to the clinician.
  • It does not extend the AO Spine recommendations below 18.
  • It does not fill NG41's gaps with a rule of its own. Where the guideline is silent, the result says so and hands you the decision.
Sources in full
  • NICE NG41. Spinal injury: assessment and initial management. Published 17 February 2016; minor change to 1.5.7 in May 2021. The full Recommendations chapter, 1.1–1.10, was parsed for this module. Applies to children and adults unless a recommendation says otherwise.
  • NICE NG232. Head injury: assessment and early management, May 2023 — section 1.6, cervical spine, for head-injured patients.
  • Fehlings MG, Tetreault LA, Kwon BK, Evaniew N, et al. A clinical practice guideline on the timing of surgical decompression and hemodynamic management of acute spinal cord injury… : introduction, rationale, and scope. Global Spine Journal 2024;14(3 Suppl):10S–24S. AO Spine / Praxis Spinal Cord Institute. Open access, CC BY 4.0 (PMC10964894). Adults only.

Every quotation on this page is verbatim from the source named beside it.

Related

CT head & C-spine rules (NG232) · Silver trauma · Penetrating neck injury · Non-fatal strangulation · RSI planner