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[Clinicopathological characteristics and prognosis of malignant pleural mesothelioma]

Wen-hui Chen1, Xue-li Zhang1, Hua-ping Dai1

  • 1Department of Respiratory and Critical Care Medicine, Beijing Chaoyang Hospital, Capital Medical University, Beijing 100020, China.

Zhonghua Jie He He Hu Xi Za Zhi = Zhonghua Jiehe He Huxi Zazhi = Chinese Journal of Tuberculosis and Respiratory Diseases
|February 11, 2014
PubMed
Abstract

Insights

Malignant pleural mesothelioma presents with nonspecific symptoms, but medical thoracoscopy aids early diagnosis. Chemotherapy with pemetrexed and cisplatin/carboplatin can improve survival for this aggressive cancer.

Area of Science:

  • Pulmonology
  • Oncology
  • Pathology

Background:

  • Malignant pleural mesothelioma is a rare but aggressive cancer.
  • Early diagnosis and effective treatment strategies are crucial for improving patient outcomes.

Purpose of the Study:

  • To investigate the clinicopathological features of malignant pleural mesothelioma.
  • To evaluate the diagnostic utility of medical thoracoscopy and immunohistochemistry.
  • To assess the prognostic factors and treatment efficacy for malignant pleural mesothelioma.

Main Methods:

  • Retrospective analysis of 30 patients diagnosed with malignant pleural mesothelioma.
  • Review of clinical, radiological, endoscopic, and histopathological data.
  • Evaluation of immunohistochemical markers (calretinin, MC, D2-40) and survival status.

Main Results:

  • Common symptoms include dyspnea and chest pain; radiological findings often show pleural effusions and thickening.
  • Medical thoracoscopy facilitated diagnosis in 25 out of 30 cases.
  • Epithelial type was most common (24 cases), with positive rates for calretinin, MC, and D2-40.
  • Patients receiving chemotherapy (pemetrexed and cisplatin/carboplatin) or pleurectomy showed prolonged survival.

Conclusions:

  • Malignant pleural mesothelioma has nonspecific clinical manifestations, underscoring the importance of medical thoracoscopy for early diagnosis.
  • Immunohistochemistry, particularly using calretinin, MC, and D2-40, is vital for pathological confirmation.
  • The disease has a poor prognosis, but combination chemotherapy with pemetrexed and cisplatin/carboplatin or surgical intervention may extend survival.

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