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Long-term pulmonary function after surgery for lung cancer.

Naohiro Kobayashi1, Keisuke Kobayashi2, Shinji Kikuchi1

  • 1Department of General Thoracic Surgery, Tsukuba University Hospital, Tsukuba, Ibaraki, Japan.

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|April 29, 2017
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Lung resection surgery for cancer impacts pulmonary function, causing a decline over time. This decrease occurs regardless of the surgical approach, affecting vital capacity and forced expiratory volume in 1 second.

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Lung cancerPulmonary functionSurgery

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Area of Science:

  • Thoracic Surgery
  • Pulmonary Medicine
  • Oncology

Background:

  • Surgical intervention offers a cure for many lung cancer patients.
  • Long-term effects of lung resection on pulmonary function remain incompletely understood.

Purpose of the Study:

  • To investigate the long-term pulmonary function changes following lung resection surgery for cancer.

Main Methods:

  • Retrospective review of 445 lung cancer patients surviving over 5 years post-surgery (2001-2009).
  • Patients categorized into lobectomy, segmentectomy, and partial resection groups.
  • Time-dependent changes in pulmonary function (vital capacity, FEV1) were analyzed.

Main Results:

  • Pulmonary function, including vital capacity and FEV1, decreased post-surgery compared to preoperative values.
  • Lobectomy resulted in significantly lower pulmonary function at postoperative years 1 and 5 compared to segmentectomy and partial resection.
  • The rate of decline in pulmonary function from postoperative year 1 to year 5 did not significantly differ across surgical procedures.

Conclusions:

  • Pulmonary function declines following lung resection surgery.
  • This decline continues over time, irrespective of the specific surgical procedure performed.