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Related Experiment Videos

Postsegmentectomy pseudotumor of the lung

J T Grismer1, R F Schaefer, R C Read

  • 1Little Rock Veterans Affairs Medical Center, and Department of Surgery, University of Arkansas for Medical Sciences, 72205, USA.

The Annals of Thoracic Surgery
|February 10, 1998
PubMed
Summary

A postoperative lung mass was found to be an ischemic infarction, not a tumor recurrence. This complication may stem from lung rotation and staple resection techniques, indicated by persistent chest X-ray haziness.

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Area of Science:

  • Thoracic Surgery
  • Pulmonary Pathology
  • Surgical Complications

Background:

  • Squamous cell carcinoma of the lung necessitates surgical resection.
  • Segmental resection using stapling techniques is common for lung cancers.
  • Postoperative complications require careful evaluation to differentiate from disease recurrence.

Observation:

  • A patient developed a "new" lung mass 8 months after apicoposterior staple segmental resection for squamous cell carcinoma.
  • The mass was located in the remaining portion of the left upper lobe.
  • Chest roentgenograms showed prolonged postoperative "haziness" in the affected area.

Findings:

  • Histopathological examination revealed the "new" mass to be an ischemic infarction.
  • Residual lung rotation potentially exacerbated local lung ischemia.

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  • The staple resection technique may have contributed to the ischemic event.

    • Implications:

    • This case highlights ischemic infarction as a potential pseudotumor after lung resection.
    • Understanding the role of lung rotation and staple technique is crucial for preventing such complications.
    • Prolonged postoperative haziness on chest roentgenograms may indicate underlying ischemic events.