PMC3885781_01
PMC3885781_02
Computed tomography of chest showed traction bronchiectasis, fibrosis, and large cavitary lesion in both upper lobes.
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F1
His chest computed tomography (CT) scan revealed large cavitary lesions in the upper lungs (Fig. 1).
Culture of sputum incubated at room temperature on Sabouraud dextrose agar for 3 days. (A) The front side shows whitish cottony aerial colonies. (B) The reverse side shows light yellow colonies.
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F2
After 3 days of incubation, white, aerial, cotton candy-like colonies appeared and quickly covered the agar surface (Fig. 2).
Rhizopus microsporus. The stolons with rhizoids were shown right under unbranched brown sporangiophores about 600 microm high having columellate, and brown sporangia filled with sporangiospores (lactophenol cotton blue stain, x400).
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F3
Sporangia were spherical, brown, and filled with sporangiospores (Fig. 3).