Microplastics Found in Lung Cancer Patients
Researchers detected high levels of plastic particles in both cancer and non-cancer lung samples.
Updated on Sept. 22, 2026 in Asthma
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A study conducted at the University Hospital of Larissa identified microplastics in 70% of 100 individuals undergoing bronchoscopy. Particles were more prevalent in cancer patients than in those without the disease.
Why it matters
The presence of microplastics in human lungs raises concerns about the potential biological interactions between these materials and lung cells. Further research is needed to determine the health implications of these findings.
Researchers identified 232 microplastic particles across samples from 100 participants. Polypropylene and polyethylene were the most frequently identified types of plastic.
The players
University Hospital of Larissa
This is a medical institution in Greece where the research study was conducted.
European Respiratory Society
This is a leading professional organization that holds an annual congress to present major research in the field of respiratory medicine.
The details
Researchers collected airway materials using bronchoalveolar lavage with saline solution and took lung tissue samples from half of the study participants. The study currently serves as a baseline for ongoing laboratory experiments and investigations into chronic lung disease.
Timeline
September 2026: Study results presented at the European Respiratory Society Congress.
The Big Picture
This study contributes to the growing body of research presented at the European Respiratory Society Congress regarding the interaction between atmospheric pollutants and respiratory health. It expands the scientific scope by highlighting the prevalence of microplastics in clinical lung samples.
The study does not currently change standard treatment protocols for respiratory conditions. It underscores the importance of ongoing investigations into how environmental factors impact long-term lung health.
The takeaway
This research highlights the widespread presence of microplastics in human lung tissue. Future studies will be essential to understanding whether these particles contribute to the progression of lung cancers or chronic respiratory diseases.
Further reading
Learn more about the latest research on lung conditions in our Asthma section.
Source note: This article includes information reported by PlusNews.
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