Histoplasmosis, calcified granuloma, Chest X-ray
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Histoplasmosis, calcified granuloma, Chest X-ray The radio-opaque (white) lesion is seen in the right mid-lung field. These calcified granulomas due to histoplasmosis are often seen in this area of the country. They are called "coin lesions" by radiologists, because they are round and about the size of a nickel or quarter. Neoplastic disorders must be in the differential diagnosis for older patients, especially those with a habit of tobacco smoking. Occasionally, histoplasmosis can cause problems in patients with normal immunity, but the vast majority of patients who present themselves for treatment for histoplasmosis will be immunosuppresse