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Phosphaturic Mesenchymal Tumor
Journal article   Open access   Peer reviewed

Phosphaturic Mesenchymal Tumor

J C Benson, J A Trejo-Lopez, A M Nassiri, K Eschbacher, M J Link, C L Driscoll, R D Tiegs, J Sfeir and D R DeLone
American journal of neuroradiology : AJNR, Vol.43(6), pp.817-822
05/19/2022
DOI: 10.3174/ajnr.A7513
PMCID: PMC9172954
PMID: 35589138
url
https://doi.org/10.3174/ajnr.A7513View
Published (Version of record) Open Access

Abstract

Phosphaturic mesenchymal tumors (PMTs) are neoplasms associated with tumor-induced osteomalacia. Patients typically present with pathologic fractures in the setting of chronic hypophosphatemic hyperphosphaturic osteomalacia, as well as gradual muscle weakness, bone pain, and difficulty walking. Because of their rarity and nonspecific symptomatology, phosphaturic mesenchymal tumors often go undiagnosed for years. Even when discovered on imaging, the tumors can be diagnostically challenging for radiologists. Phosphaturic mesenchymal tumors often tend to be small and can be located nearly anywhere in the body, and, therefore, can mimic many other tumors. This case highlights the imaging and pathologic markers of a phosphaturic mesenchymal tumor, often found in a patient with tumor-induced osteomalacia.

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