Gastroenterology

Yeasts

Normal Range
Negative to Rare
Sample Type
Standard
Fasting
No
Unit
N/A

In a Complete Stool Examination, the microscopic identification of yeast (typically Candida species) is assessed. While small amounts of yeast can be part of the normal intestinal flora, an abundance of budding yeast or the presence of pseudohyphae indicates fungal overgrowth. This is often seen following broad-spectrum antibiotic therapy, in immunocompromised patients, or in individuals with diabetes.

Why Context Matters

The presence of yeast in stool is common and often represents colonization rather than active infection (candidiasis). Clinical correlation with symptoms (diarrhea, abdominal pain) and the presence of white blood cells in stool is necessary for a diagnosis of fungal enteritis.

Lab ranges are statistical averages, not biological laws. "Normal" for a 20-year-old male isn't normal for a 60-year-old female.

Clinical References

Source-of-truth databases and clinical guidelines for Yeasts:

Related Indicators

DR

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