The growth of the colonies shown in the upper image was obtained on blood agar from a sputum specimen after incubation at 30°C. The lower image is a lactophenol blue mount made from a portion of the colony. Based on the observed growth pattern and morphological features, what is a probable diagnosis?

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The growth of the colonies shown in the upper image was obtained on blood agar from a sputum specimen after incubation at 30°C. The lower image is a lactophenol blue mount made from a portion of the colony. Based on the observed growth pattern and morphological features, what is a probable diagnosis?

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