Right Thigh Mass Metastasis from Lung Cancer Mimicking Primary Soft Tissue Sarcoma: A Case Report

Yuni Artha Prabowo Putro; Thomas Edison Prasetyo; Rahadyan Magetsari; Amri Wicaksono Pribadi; Ery Kus Dwianingsih; Ahmad Faiz Huwaidi

doi:10.12659/AJCR.942416

02 March 2024 : Case report Indonesia

Right Thigh Mass Metastasis from Lung Cancer Mimicking Primary Soft Tissue Sarcoma: A Case Report

Unusual clinical course, Challenging differential diagnosis

Yuni Artha Prabowo Putro^12ABEF*, Thomas Edison Prasetyo^32CDEF, Rahadyan Magetsari^32DEF, Amri Wicaksono Pribadi^24EF, Ery Kus Dwianingsih^25EF, Ahmad Faiz Huwaidi^2AEF

DOI: 10.12659/AJCR.942416

Am J Case Rep 2024; 25:e942416

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Figure 4. Histopathology results of the right femoral biopsy show metastatic adenocarcinoma. (A) Papillary form. (B) Tumor cells with variable size, lack of cytoplasm, with vacuoles. (C) Immunohistochemistry (IHC) staining showed positive result, with TTF 1. (D) IHC staining showed positive result, with cytokeratin 7. (E) IHC staining showed negative result, with thyroglobulin.

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Right Thigh Mass Metastasis from Lung Cancer Mimicking Primary Soft Tissue Sarcoma: A Case Report

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