Multiple myeloma following bone metastasis of renal cell carcinoma: a case report

BackgroundThe clinical manifestations of multiple myeloma (MM) and bone metastatic tumor are both systemic bone pain, which is difficult to distinguish from imaging manifestations, leading to misdiagnosis and missed diagnosis.Case summaryWe reported a man with a unique case whose tumors were MM with...

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Main Authors: Hong Yu, Shengnan Zhang, Xiaohui Feng, Feng Gao
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-12-01
Series:Frontiers in Endocrinology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fendo.2023.1206368/full
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author Hong Yu
Shengnan Zhang
Xiaohui Feng
Feng Gao
author_facet Hong Yu
Shengnan Zhang
Xiaohui Feng
Feng Gao
author_sort Hong Yu
collection DOAJ
description BackgroundThe clinical manifestations of multiple myeloma (MM) and bone metastatic tumor are both systemic bone pain, which is difficult to distinguish from imaging manifestations, leading to misdiagnosis and missed diagnosis.Case summaryWe reported a man with a unique case whose tumors were MM with bone metastatic tumor of clear cell renal cell carcinoma (CCRCC). Computed tomography (CT) showed multifocal osteolytic bone destruction, while magnetic resonance imaging (MRI) showed multifocal bone marrow infiltration with soft tissue mass. Pathology and immunohistochemistry established the diagnosis of the coexistence of myeloma with bone metastatic tumor of CCRCC in the spine. Immunotherapy and systemic chemotherapy were adopted in the clinic, and vertebral decompression was performed after anemia was corrected. This case with MM and bone metastatic tumor of CCRCC received radiotherapy and immunotherapy and acquired satisfying outcome after 1 year of follow-up.ConclusionIt is difficult to differentiate MM and bone metastatic tumor on imaging, especially when there are bone lesions at the same time, which is an easily missed diagnosis and needs to be comprehensively evaluated in combination with functional procedures, clinical laboratory tests, and histopathology.
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spelling doaj.art-3b34cc7db9914c428f06277e35d29dd52023-12-02T16:59:03ZengFrontiers Media S.A.Frontiers in Endocrinology1664-23922023-12-011410.3389/fendo.2023.12063681206368Multiple myeloma following bone metastasis of renal cell carcinoma: a case reportHong Yu0Shengnan Zhang1Xiaohui Feng2Feng Gao3Department of Radiology, The Third Hospital of Hebei Medical University, Shijiazhuang, ChinaDepartment of Radiology, The Third Hospital of Hebei Medical University, Shijiazhuang, ChinaDepartment of Pathology, The Third Hospital of Hebei Medical University, Shijiazhuang, ChinaDepartment of Pathology, The Third Hospital of Hebei Medical University, Shijiazhuang, ChinaBackgroundThe clinical manifestations of multiple myeloma (MM) and bone metastatic tumor are both systemic bone pain, which is difficult to distinguish from imaging manifestations, leading to misdiagnosis and missed diagnosis.Case summaryWe reported a man with a unique case whose tumors were MM with bone metastatic tumor of clear cell renal cell carcinoma (CCRCC). Computed tomography (CT) showed multifocal osteolytic bone destruction, while magnetic resonance imaging (MRI) showed multifocal bone marrow infiltration with soft tissue mass. Pathology and immunohistochemistry established the diagnosis of the coexistence of myeloma with bone metastatic tumor of CCRCC in the spine. Immunotherapy and systemic chemotherapy were adopted in the clinic, and vertebral decompression was performed after anemia was corrected. This case with MM and bone metastatic tumor of CCRCC received radiotherapy and immunotherapy and acquired satisfying outcome after 1 year of follow-up.ConclusionIt is difficult to differentiate MM and bone metastatic tumor on imaging, especially when there are bone lesions at the same time, which is an easily missed diagnosis and needs to be comprehensively evaluated in combination with functional procedures, clinical laboratory tests, and histopathology.https://www.frontiersin.org/articles/10.3389/fendo.2023.1206368/fullmyelomabone metastatic tumorcomputed tomographymagnetic resonance imagingdiffusion weighted imagingpathology
spellingShingle Hong Yu
Shengnan Zhang
Xiaohui Feng
Feng Gao
Multiple myeloma following bone metastasis of renal cell carcinoma: a case report
Frontiers in Endocrinology
myeloma
bone metastatic tumor
computed tomography
magnetic resonance imaging
diffusion weighted imaging
pathology
title Multiple myeloma following bone metastasis of renal cell carcinoma: a case report
title_full Multiple myeloma following bone metastasis of renal cell carcinoma: a case report
title_fullStr Multiple myeloma following bone metastasis of renal cell carcinoma: a case report
title_full_unstemmed Multiple myeloma following bone metastasis of renal cell carcinoma: a case report
title_short Multiple myeloma following bone metastasis of renal cell carcinoma: a case report
title_sort multiple myeloma following bone metastasis of renal cell carcinoma a case report
topic myeloma
bone metastatic tumor
computed tomography
magnetic resonance imaging
diffusion weighted imaging
pathology
url https://www.frontiersin.org/articles/10.3389/fendo.2023.1206368/full
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AT shengnanzhang multiplemyelomafollowingbonemetastasisofrenalcellcarcinomaacasereport
AT xiaohuifeng multiplemyelomafollowingbonemetastasisofrenalcellcarcinomaacasereport
AT fenggao multiplemyelomafollowingbonemetastasisofrenalcellcarcinomaacasereport