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Related Experiment Video

Updated: May 22, 2026

Intratibial Osteosarcoma Cell Injection to Generate Orthotopic Osteosarcoma and Lung Metastasis Mouse Models

Intratibial Osteosarcoma Cell Injection to Generate Orthotopic Osteosarcoma and Lung Metastasis Mouse Models

Published on: October 28, 2021

Pulmonary carcinosarcoma with an osteosarcomatous component.

Ryu Kanzaki¹, Naoki Ikeda, Eiji Okura

¹Department of General Thoracic Surgery, Osaka Prefectural Medical Center for Respiratory and Allergic Diseases, 3-7-1 Habikino, Habikino, Osaka, 583-8588, Japan. rkanzaki@tj8.so-net.ne.jp

General Thoracic and Cardiovascular Surgery

|May 26, 2012

Summary

Pulmonary carcinosarcoma, a rare biphasic lung neoplasm, can include an osteosarcoma component. This case highlights a successful curative resection, emphasizing awareness for thoracic surgeons encountering ossified lung tumors.

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Area of Science:

Pulmonology
Oncology
Pathology

Background:

Pulmonary carcinosarcoma is a rare lung neoplasm characterized by biphasic components: epithelial and sarcomatous.
Squamous cell carcinoma and rhabdomyosarcoma are the most common components, respectively.
Carcinosarcomas with osteosarcoma are exceptionally rare.

Observation:

This report details a rare case of pulmonary carcinosarcoma with an osteosarcoma component.
The patient underwent a potentially curative surgical resection.
The presence of ossification within a lung tumor warrants consideration of this rare entity.

Findings:

Successful surgical resection achieved a potentially curative outcome for this rare pulmonary carcinosarcoma variant.
The case underscores the diagnostic and therapeutic challenges posed by biphasic lung tumors.

Implications:

Thoracic surgeons must maintain a high index of suspicion for rare tumors like carcinosarcoma with osteosarcoma.
Awareness of ossification as a potential indicator is crucial for timely diagnosis and treatment.
Further research into the optimal management of these rare pulmonary neoplasms is warranted.