What Are Granulomatous Lungs?


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Granulomas are small, benign areas of inflammation that usually occur in the lungs and are most often due to infection, according to the Mayo Clinic. Histoplasmosis is a fungal infection that is frequently responsible for lung granulomas. Granulomas may appear similar to cancerous lesions in x-rays.

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Other types of fungi that can cause granulomas include coccidioides and cryptococcus, states CancerConnect. Individuals who have come into contact with infested soil, bird or bat droppings are at risk for developing granulomas through spore inhalation. Sarcoidosis and inhaling foreign particles are non-infectious causes of granulomas. Granulomas typically do not require treatment on their own and are often symptomless, although their underlying causes may necessitate treatment.

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