Fail Diagnosis = Fail Treatment
A recent study making rounds in both medical and mainstream media — summarized under the headline "What Works for Low Back Pain? New Study Suggests Not Much" — has generated significant discussion about the effectiveness of nonsurgical interventions for one of the most common and costly conditions in medicine. The study's conclusions deserve serious engagement, but they also deserve context. Because the finding that generalized treatments for low back pain perform poorly is not a revelation about the limitations of nonsurgical care — it is a reflection of what happens when treatment is applied without a diagnosis.
THE BASICS
What the Study Actually Found — and What It Did Not
The central problem this study exposes is not that nonsurgical interventions fail. It is that nonspecific interventions applied to nonspecific diagnoses predictably underperform. When a clinician cannot identify the source of a patient's low back pain — cannot distinguish between facetogenic pain, discogenic pain, sacroiliac joint dysfunction, radiculopathy, myofascial pain, or one of the other distinct pain generators that produce what gets coded as low back pain — then applying a standardized treatment protocol is not evidence-based care. It is guessing with structure. And it is not surprising that guessing with structure performs similarly to placebo when the mechanism driving the pain has not been identified and the treatment has not been matched to it.
Low back pain is not a diagnosis. It is a symptom. A symptom that can originate from the facet joints, the intervertebral disc, the sacroiliac joint, the nerve root, the paraspinal musculature, the sacrum itself, or some combination of these structures — each of which has a distinct clinical presentation, a distinct diagnostic pathway, and a distinct treatment approach. Collapsing all of these into a single category and then measuring the response to a single intervention tells us very little about whether that intervention works for the specific pain generator it is designed to address. What it tells us is that we are not being precise enough in either our diagnosis or our patient selection.
CLINICAL EVIDENCE
What Spine-Trained Evaluation Actually Looks Like
The diagnostic process for low back pain in the hands of a spine-trained physician is fundamentally different from the generalized assessment that most patients receive at the front line of care. It begins with a detailed history that characterizes the pain — its quality, location, behavior with activity and rest, response to prior treatments, and the specific functional limitations it produces. It continues with a focused physical examination that tests the integrity of specific structures, identifies neurological deficits, and generates a differential diagnosis grounded in anatomy rather than symptom location alone. When the clinical picture does not yield a clear diagnosis, targeted image-guided diagnostic blocks — medial branch blocks for suspected facetogenic pain, provocative discography or intradiscal procedures for suspected discogenic pain, sacroiliac joint blocks for suspected SI dysfunction — provide the diagnostic specificity that imaging alone cannot. A patient whose pain is 80 percent relieved by a properly performed medial branch block has told you something that no MRI can — that the facet joint at that level is a primary pain generator, and that treatment directed at that structure is likely to be effective.
This is the standard that the study in question was not measuring. And that gap — between what spine-trained diagnostic evaluation can achieve and what generalized back pain management typically delivers — is precisely where the opportunity lies.
THE PHYSIATRY-FIRST MODEL
A Better Framework for Low Back Pain
The appropriate response to this study is not nihilism about nonsurgical care. It is a call to elevate the diagnostic standard applied to back pain at the front line of the healthcare system. Physical medicine and rehabilitation physicians — physiatrists — are uniquely positioned to fulfill that role. Trained in the functional assessment of the musculoskeletal and nervous systems, expert in nonoperative management, capable of performing and interpreting interventional diagnostic procedures, and practiced in coordinating care across the conservative and surgical spectrum, physiatrists represent the clinical profile that back pain management at scale requires. A physiatry-first model for spine pain — one in which patients with persistent or complex low back pain are directed to physicians with the training to establish a structural diagnosis before treatment is selected — would produce better outcomes, reduce unnecessary imaging and ineffective treatments, and lower the long-term cost burden that undertreated chronic back pain generates.
In my own practice, this diagnostic discipline is structured around what I call the Mahajer Diagnostic Pentad — a five-domain, sequential clinical framework built around history, physical examination, imaging, a first diagnostic block, and a second diagnostic block. Each domain contributes independently to the diagnostic picture, and treatment is not selected until the full sequence has been applied to the degree the clinical situation warrants. The Pentad operationalizes the principle that a diagnosis earned through layered, sequential evidence is more reliable than one inferred from any single data point — and that the specificity required to match a treatment to a pain generator cannot be achieved by history and imaging alone. The first and second diagnostic blocks in particular provide the confirmatory precision that separates a suspected pain generator from a confirmed one, and it is that confirmation that makes targeted interventional treatment meaningfully different from protocol-driven symptom management. This framework is currently the subject of ongoing research and manuscript development aimed at formalizing the methodology for the broader spine medicine community.
The interventional diagnostic toolkit available to spine-trained physicians is not being adequately utilized in the standard care pathway. Diagnostic blocks are not simply therapeutic procedures — they are diagnostic instruments that establish the pain generator with a specificity that history, examination, and imaging cannot always achieve independently. Treatment directed at a confirmed diagnosis, delivered to the confirmed structure, in a patient whose functional goals have been clearly established, is a fundamentally different proposition than the generalized protocol application that the study measured. When the diagnosis is correct and the treatment is matched to it, nonsurgical interventions work — and the evidence across specific conditions from medial branch RFA for facetogenic pain to transforaminal epidural injection for acute radiculopathy to intradiscal biologics for discogenic pain supports that conclusion clearly.
FOR REFERRING CLINICIANS
Patients with persistent or recurrent low back pain who have not responded to initial conservative management — and particularly those whose diagnosis has not been clearly established — benefit meaningfully from physiatric evaluation before further treatment decisions are made. I offer comprehensive spine evaluation including differential diagnosis development, targeted image-guided diagnostic blocks to confirm or exclude specific pain generators, and individualized evidence-based treatment planning that spans the full range from structured rehabilitation to interventional procedures to surgical coordination when indicated. The goal of the evaluation is a diagnosis — not a treatment protocol — and treatment follows from that diagnosis rather than from the symptom alone. I welcome direct physician-to-physician consultation.
PERSPECTIVE
A Note on What This Study Should Change
Studies like this one serve an important function — they challenge the field to examine whether the care being delivered is actually working and why. The honest answer in the case of low back pain is that it is not working well enough, and the reason is not that the interventions are ineffective. The reason is that they are being applied without the diagnostic foundation that makes them effective. Treating low back pain without establishing the pain generator is the clinical equivalent of treating fever without identifying the infection — symptomatic management that may provide temporary relief but leaves the underlying problem unaddressed and the patient no closer to recovery. The solution is not to abandon nonsurgical care. It is to demand more from the diagnostic process that precedes it. When we know what we are treating, we can treat it well. That has always been true in medicine, and low back pain is no exception.
DISCLOSURE & REFERENCES
This article is for educational purposes and reflects clinical experience and interpretation of published literature. It is not a substitute for individualized medical evaluation. Key references: Deyo RA et al. 2015 (overtreating chronic back pain, JAMA Intern Med); Manchikanti L et al. 2010 (evidence for interventional techniques in chronic spinal pain, Pain Physician); Cohen SP et al. 2013 (epidemiology and pathophysiology of low back pain, Lancet); Bogduk N 2004 (evidence-informed management of chronic low back pain with facet injections, Spine J); Rubinstein SM & van Tulder M 2008 (best evidence synthesis of nonsurgical treatments for chronic low back pain, Spine J).
ABOUT THE AUTHOR
Dr. Mahajer is a double board-certified physiatrist and sports medicine physician, fellowship-trained in Interventional Spine & Sports Medicine at the Icahn School of Medicine at Mount Sinai. He is an Assistant Professor of Neuroscience at FIU Herbert Wertheim College of Medicine. He is the Immediate Past President of the American Osteopathic College of Physical Medicine and Rehabilitation (AOCPMR), holds medical licenses in Florida, New York, and California, and has been recognized as a Top Physiatrist and Top Doctor in both Florida and New York.
