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Fecal analysis

 
, medical expert
Last reviewed: 05.07.2025
 
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General clinical examination (analysis) of feces - coprogram - is an important addition to the diagnosis of diseases of the digestive organs and the assessment of the results of their treatment. Coprogram includes the study of physicochemical properties and microscopic examination.

Reference values (norm) of coprogram

Indicators

Characteristics

Quantity

100-200 g per bowel movement

Consistency

Dense, decorated

Color

Brown

Smell

Fecal, not sharp

Reaction

Neutral

Bilirubin

Absent

Stercobilin

Present

Soluble protein

Absent

Microscopic characteristics

Muscle fibers

Small amount or none

Neutral fat

Absent

Fatty acids

None

Soaps

In small quantities

Digestible fiber

Absent

Starch

Absent

Leukocytes

None

Erythrocytes

None

Any crystals

None

Iodophilic flora

Absent

Entamoeba coli (intestinal amoeba)

May be present

Endolimax nana (dwarf amoeba)

May be present

Chilomastix mesnill (lives in the large intestine)

May be present

Jodamoeba butschlii

May be present

Blastocystis hominis (non-pathogenic sporozoan)

May be present

The protozoa listed in the table are non-pathogenic for humans. The carriage rate of Entamoeba coli among the healthy population is 20-30%, Endolimax nana - 15-20%, Chilomastix mesnill - 6-10%, Jodamoeba butschlii - 10-15%.

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