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Summiya Nizamuddin, Consultant Clinical Microbiologist, SKMCH&RC Pakistan 🔬🇵🇰 AKUH Alumnus, President MMIDSP

Dec 26, 2022, 5 tweets

Yeast will grow on bacteriological media (sheep blood agar and chocolate agar).

They may appear as small, creamy or white colonies that are somewhat more raised than staphylococcal colonies.

A presumptive identification of C albicans can be made by observing pasty,yellow-white colonies from which colony projections, often referred to as "feet," extend out from the margins.
These feet have typically been considered a characteristic of C albicans

These are actually hyphal elements radiating from colonies on blood-containing media within 48 hours of initial incubation.

These colonies with “feet,” which can also resemble stars and can be seen with Candida dubliniensis.

According to ASM, colonies with feet may also be observed in up to 25% of C. tropicalis.

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