- A rare pulmonary mycosis of humans and of rodents and other animals that dig in soil or are aquatic, caused by the fungus Emmonsia parva var. crescens.
* * *adi·a·spi·ro·my·co·sis (ad″e-ə-spi″ro-mi-koґsis) a pulmonary disease of many species of rodents and occasionally of humans, caused by the inhalation of spores of the fungus Emmonsia parva and E. crescens. It is marked by huge spherules in the lungs (adiaspores) without endospores, with symptoms ranging from the subclinical to a bilateral pneumonia. The condition is often confused with the tissue phase of Coccidioides immitis infection.
Medical dictionary. 2011.