Pulmonary mycetoma

Case contributed by Mostafa Elfeky
Diagnosis almost certain

Presentation

Left side stabbing chest pain for 4 months. Last 2 weeks, it became more prolonged and severe with cough with occasional morning blood-tinged sputum.

Patient Data

Age: 30 years
Gender: Male
x-ray

Retrocardiac bronchiectatic changes and ill-defined opacity at the left lower lobe.

ct

There are bronchiectatic changes seen involving the left lower lung lobe with a cavitary lesion. Intra cavitary soft tissue-like density lesion is noted with +ve Monod sign. Perilesional sub-segmental atelectasis and pleural tags are noted.

Case Discussion

There is past history of hospital admission 9 years ago for fever, sweating, anorexia, and loss of weight. The patient was diagnosed with active tuberculosis and received anti-TB medications for 6 months.

Current CT shows left lower lobe bronchiectatic changes with a cavity showing soft tissue-like density with +ve Monod sign characteristic of Aspergillomas (pulmonary mycetoma). Laboratory results revealed; positive Tuberculin test measuring 15 mm. ESR 2, sputum Acid-Fast Bacilli (AFB) 3 times negative, and no growth on sputum C&S.

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