Diagnostic Challenges in Distinguishing Progressive Metastatic Small Cell Lung Cancer From Pulmonary Aspergillosis: A

Taniya Mariah1, Brandon Phillips2, Daniel Pacciulli3

  • 1Osteopathy, Nova Southeastern University Dr. Kiran C. Patel College of Osteopathic Medicine, Davie, USA.

Cureus
|June 15, 2026
PubMed

Insights

This case report details a rare instance where a lung aspergillosis infection masked metastatic small cell lung cancer (SCLC). The fungal infection mimicked SCLC symptoms, delaying the cancer diagnosis in a 54-year-old male patient.

Area of Science:

  • Pulmonology
  • Oncology
  • Infectious Diseases

Background:

  • A 54-year-old male with chronic cough and headache presented with a history of lung aspergillosis.
  • The patient had been lost to follow-up for four months after his initial diagnosis.

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