Lung cancer probably related to talc exposure: a case report

Our plain-English summary of Lung cancer probably related to talc exposure: a case report, by J. Kim, C. Oak, T. Jang, et al (Industrial Health, 2013).

The study

• Authors: J. Kim, C. Oak, T. Jang, M. Jung, B. Chun, E.K. Park, K. Takahashi
• Journal: Industrial Health
• Published: 2013;51(2):228-31
• Type of article: Case report
• Cited by: 1 article, as counted by NIH iCite
• Read it: PubMed · Publisher

Abstract

Industrial talc has been widely circulated in the world for a long time. The pure talc has little effects on humans, but inhalation of talc contaminated with asbestos can causes severe asbestos-related diseases such as lung cancer and malignant mesothelioma. Herein, we represent a case of lung cancer after occupational exposure to industrial talc in the rubber manufacturing industry.

In plain English

This was a case report about one man in Korea. An 85-year-old man came to Kosin Medical Center with three months of shortness of breath, cough and bloody sputum. For 20 years, until he retired at 60, he had worked in handicraft manufacturing, which the authors place in the rubber manufacturing industry. His main task was blowing up talc-stained balloons by mouth for 10 hours a day, in a small, dusty, unventilated workplace without protective equipment. He had a 30 pack-year smoking history and tuberculosis 20 years earlier. Imaging showed a cavitary mass in the left lower lung and multiple calcified pleural plaques. No signs of pneumoconiosis, asbestosis or talcosis were found. A biopsy showed squamous cell carcinoma, and the clinical stage was assessed as IIIa. He declined curative treatment and died of pneumonia four months after diagnosis. The article reported no analysis of the talc itself. The authors wrote that the talc likely contained asbestos and the plaques were likely associated with past asbestos exposure. They concluded that doctors should consider asbestos exposure as another potential cause of lung cancer.

We wrote this plain-English summary from the full article with the help of AI, and a second AI model checked each sentence against the article. It is not the authors' wording; the abstract and the article are their own account.

What the study did and found

• Design: case report (one patient)
• Who was studied: One 85-year-old man seen at the Department of Internal Medicine of Kosin Medical Center, Korea, with a history of tuberculosis 20 years earlier
• Exposure: Inhaling industrial talc for 20 years in handicraft manufacturing, blowing up talc-stained balloons by mouth for 10 hours a day in a small workplace with no ventilation and no protective equipment. The article reports no testing of the talc for asbestos and names no fiber type.
• Main results:
  • The patient had a 30 pack-year smoking history
  • Radiography showed a cavitary lung mass in the left lower lobe
  • Chest CT showed multiple calcified pleural plaques on the diaphragmatic pleura in the right lower lung and on the mediastinal pleura in the left lower lung
  • No findings of pneumoconiosis, asbestosis or talcosis were detected
  • The bronchoscopic biopsy diagnosed squamous cell carcinoma
  • The clinical stage was assessed separately as stage IIIa
  • The patient refused curative treatment and died of pneumonia four months after the first diagnosis
• The authors' conclusion: The authors wrote that the talc likely contained asbestos and that the pleural plaques were likely associated with past asbestos exposure. They noted that without the occupational history most clinicians would attribute the cancer to smoking. They concluded that physicians should consider asbestos exposure as another potential cause of lung cancer.

Topics

The National Library of Medicine indexes this study under subjects our site covers: Lung cancer, Talc and vermiculite.

Medical terms in this study, explained in our Lexicon: Lung Cancer, Talc, Industrial Talc, Malignant Mesothelioma, Occupational Exposure.

Related studies

• Chest wall tumour following iodized talc pleurodesis — J.W. Jackson, M.H. Bennett (1973)
• Pneumoconiosis and malignant mesothelioma in a family operated metal casting business that used industrial talc from New York state — M.M. Finkelstein (2013)
• Talc and carcinoma of the ovary and cervix — W.J. Henderson, C.A. Joslin, et al. (1971)
• CT appearances of talc pleurodesis — S. Narayanaswamy, S. Kamath, et al. (2007)
• Pleural granuloma mimicking malignancy 42 years after slurry talc injection for primary spontaneous pneumothorax — S. Tenconi, L. Luzzi, et al. (2010)
• Mesothelioid reaction following talc pleurodesis: a case report — T. Faynberg, N. Patel, et al. (2017)

Browse more research in Industrial Health, or return to medical research.