Back Pain Not Helped by MRI Scanning

BBC Health carries an article about a review of sixmanagement programme may be necessary to
trials covering 1800 patients which concluded that MRIaddress all the aspects of having long term and
scanning does not help in the management of normalchronically disabling pain.
low back pain and should be reserved for specificReassurance is not an effective way of dealing with
conditions such as nerve root lesions, infections andpatients' health anxiety and MRI scanning has been
tumours. The outcome of low back pain is notshown to be ineffective in accomplishing this goal.
improved by the use of scans and there were noAbnormal findings are found in the spines of people
differences between the two groups, one group withwithout pain symptoms so it is difficult to decide which
typical management and the other having an MRI scanchanges are relevant to the presenting symptoms and
at some stage. This was the same for the earlywhich are just incidental. It is vital to avoid creating
outcomes and for up to a year after the onset ofunhelpful attitudes and images in the patients' minds
acute low back pain.about what is occurring inside the spine. Sufficient time
Patient expectations are a very strong driver ofand communication skills are necessary to achieve a
imaging for low back pain, either x-rays or magneticgood understanding.
resonance imaging, and many patients ask theirExplanations to patients are fraught with difficulties and
doctors and surgeons for this, thinking it will indicatemany fall into what I call concepts without explanation,
what is wrong with their backs. Scanning is somethingwhere the explanation is given to the patient with little
you can do but studies indicate that MRI rarely showsor no care or checking as to what they take away
up an important finding in a person's back which wasfrom it. If we give them a concept to think about we
not already suspected. Communicating with thehave a responsibility to help them understand and fit it
patients about the treatment plan and answering theirin to their attitudes and beliefs about their back pain in
questions is harder.a realistic way. If we get this wrong by being careless
The numbers of magnetic resonance imaging scanswith our communication this can have important and
has been steadily increasing, perhaps because it is anegative consequences.
relatively easy thing to request rather than taking theWhen we refer a patient for an MRI scan we should
time to answer awkward questions and correct thegive careful counselling as to the limits of the imaging
misconceptions of the patient. We explain the findingsor we will store up disappointment for later. The scan
and their meaning poorly in many ways and the scanshould be small part of the overall strategy for
findings throw up many questions which are difficult tomanaging the pain and a surgical opinion should be
answer. Patient expectations should be addressed.available for explanation, interpretation and a decision
The history and examination of the patient should pointon operative management. Patient expectations need
clearly towards whether the problem is mechanicalto be carefully managed as to what the scan might
low back pain or whether there is a worrying elementshow and how the findings might be handled or when
to the presentation. Scanning should only be requestedthe negative results come in there will be frustration
if there is a significant positive reason for doing so,and disappointment.
rather than just a lack of imagination or an inability toLow back pain management is complicated and need
manage the patient's condition.time and good communication skills in the health
Patient education is a vital part of the management ofprofessionals managing these types of condition and
back pain, explaining the reasons for pain, the reasonsmany other pain conditions. MRI scanning can be very
for not ordering a scan and the treatment path touseful in identifying disc prolapses, degenerate discs
follow, with a trial of manual therapy, acupuncture andand infection or tumour. For mechanical low back pain
a structured programme of exercise. A painit has a very limited role.