Synopsis
Recognise malignant spinal cord or cauda equina compression, distinguish neurological emergency from pain-only spinal metastasis, and start imaging, corticosteroid and definitive-treatment pathways within the NICE NG234 population.
- MSCC in NICE NG234 means malignant compression of the spinal cord or cauda equina; it is not a label for every spinal metastasis or every episode of cancer-related back pain.
- Cancer plus neurological symptoms or signs is an oncological emergency: contact the MSCC coordinator immediately and obtain whole-spine MRI as soon as possible, always within 24 hours.
- Cancer plus suspicious spinal pain without cord symptoms still needs MSCC-service advice within 24 hours, but MRI is within 1 week rather than the emergency neurological pathway.
Key red flags
Current or previous cancer with new limb weakness, difficulty walking, sensory loss, radicular pain, bladder or bowel dysfunction, or cord/cauda equina signs.
Severe unremitting, progressive, mechanical or night spinal pain, pain aggravated by coughing or straining, local tenderness or claudication in a person with cancer.
Rapidly deteriorating neurology, respiratory compromise from a high lesion or loss of safe mobility requires emergency transfer and simultaneous spinal, oncology and anaesthetic input.
Movement-related pain or suspected instability raises fracture and mechanical-risk concerns; move with a documented plan and obtain early specialist stability advice.
Suspected radiological lymphoma or myeloma without neurological symptoms or signs needs haematology advice before corticosteroids because steroids can obscure diagnosis.
Fever, recent bacteraemia or immune compromise can indicate infection instead of, or alongside, malignancy; do not let a cancer history close the differential.
Gait change, weakness, sensory level, hyperreflexia, extensor plantar responses and sphincter dysfunction imply myelopathy. Early lesions may present with pain and subtle walking difficulty before dense paralysis.
Radicular pain, lower-motor-neuron weakness, saddle sensory change and bladder/bowel dysfunction may reflect compression below the conus; treat malignant cauda equina compression within the MSCC emergency pathway.
Pain on standing or movement, deformity, collapse and load-related pain raise instability. Use a validated stability score only as part of specialist assessment, not as a substitute for examination and imaging.
Reasoning priorities
Identify all metastatic levels, epidural tumour and the degree of cord or cauda equina compromise.
For suspected MSCC, perform as soon as possible and within 24 hours. Include sagittal T1 and/or STIR, sagittal T2 and axial imaging through abnormalities. Pain-only suspected metastasis without MSCC uses the within-1-week route.
Worked reasoning
A person with metastatic breast cancer develops progressive thoracic pain, leg weakness and difficulty walking.
- Treat this as suspected MSCC and an oncological emergency; contact the MSCC coordinator immediately while documenting the neurological and ambulatory baseline.
- Arrange whole-spine MRI locally as soon as possible and within 24 hours, using the specified sagittal sequences and axial imaging through abnormalities.
- Give dexamethasone 16 mg orally or equivalent parenterally as soon as possible because neurological symptoms are present; monitor glucose and provide proton-pump inhibition.
- Seek early spinal stability advice and use an individualised movement plan rather than automatically immobilising every patient in the same position.
- Coordinate surgery versus urgent radiotherapy through the spinal oncology team, incorporating compression, stability, tumour biology, prognosis, prior treatment and goals of care.