Home›Rheumatology› Lumbar Fractures as a Rare First Sign of Waldenström Macroglobulinemia
Lumbar Fractures as a Rare First Sign of Waldenström MacroglobulinemiaRare Bone Fractures Linked to Waldenström Macroglobulinemia Identified
Frontiers in MedicinePublished October 23, 2026DOI ↗Editorial oversight: Dr. Amelia Tan, PhD · Internal Medicine & Chronic Disease
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Key Takeaway
Lumbar vertebral fracture is a rare presenting feature of Waldenström macroglobulinemia, usually pointing instead to myeloma.
Waldenström macroglobulinemia is a lymphoplasmacytic disorder in which destructive bone lesions are rare. This systematic review asked how often the disease first shows up as a fracture of the lumbar spine, and how such cases differ from bone involvement in multiple myeloma.
The authors identified 12 previously published cases in which a lumbar vertebral fracture was the presenting feature of Waldenström macroglobulinemia. No pooled effect estimates, follow-up data, or primary outcome were reported, and the review did not describe adverse events or tolerability.
The central point is diagnostic. Pathological bone destruction is exceedingly uncommon in Waldenström macroglobulinemia, so a vertebral fracture in a patient with a monoclonal gammopathy more often points toward multiple myeloma or skeletal metastases. Recognizing the rare Waldenström presentation matters because the workup and treatment pathways for these conditions diverge.
The evidence base is thin: 12 case reports cannot establish incidence, prognosis, or the best management approach. The review reported no funding or conflict-of-interest information and did not grade certainty. Clinicians should treat these findings as a reminder to keep Waldenström macroglobulinemia in the differential rather than as guidance for routine practice.
How this fits prior evidence
Prior coverage has addressed Waldenström macroglobulinemia management, including sequential BTK inhibitor therapy maintaining hematological and renal stability in WM with renal dysfunction, and has examined multiple myeloma across several contexts, including selinexor for relapsed or refractory disease and a conceptual spatial oligonucleotide immuno-reprogramming framework. This review extends that coverage by focusing on a rare skeletal presentation of WM, lumbar vertebral fractures, and by reinforcing the distinction from multiple myeloma and skeletal metastases. It does not confirm or contrast with the prior treatment-focused findings; instead it addresses a diagnostic gap, noting that pathological bone-destructive lesions are exceedingly uncommon in WM.
A systematic review looked at patients with Waldenström macroglobulinemia who also had fractures in the lower part of the spine. The review identified 12 previously published cases of this specific condition. This finding is important because it helps doctors tell the difference between fractures caused by Waldenström macroglobulinemia and those caused by other conditions like multiple myeloma or skeletal metastases.
While these types of bone-destroying lesions are very uncommon in patients with Waldenström macroglobulinemia, identifying them is useful for accurate diagnosis. Because the study is based on a small number of reported cases, the evidence is limited. It is not intended to change standard care but rather to help clarify specific clinical presentations.
Patients and families should know that while these fractures are rare, they are documented. If you have concerns about bone health or specific symptoms related to blood disorders, you should speak with your healthcare provider to discuss your specific situation.
What this means for you:
Rare spine fractures are linked to Waldenström macroglobulinemia, helping doctors distinguish it from other conditions.
Common questions
What did the study find about spine fractures?
The review identified 12 previously published cases of Waldenström macroglobulinemia where patients also had lumbar vertebral fractures. This helps doctors distinguish these specific fractures from those caused by other conditions like multiple myeloma or skeletal metastases.
How common are these bone-destroying lesions?
The evidence indicates that pathological bone-destructive lesions are exceedingly uncommon in patients with Waldenström macroglobulinemia. Because they are so rare, identifying them helps clarify the specific nature of the condition.
Waldenström macroglobulinemia (WM) is a rare type of B-cell lymphoma characterized by lymphoplasmacytic infiltration in the bone marrow and elevated serum monoclonal immunoglobulin M (IgM). Pathological bone-destructive lesions are exceedingly uncommon in this disease. Cases of WM presenting initially with lumbar vertebral fractures have been sporadically reported in clinical practice. We also outline the features that distinguish WM-related fractures from those caused by multiple myeloma and skeletal metastases, and summarize 12 previously published cases identified by a systematic PubMed search.
