Eurofins Biomnis code

CRETO

Specialty

Analytical Chemistry

Clinical significance

Measurement of nitrogen excretion to evaluate faecal protein losses in screening for malabsorption and maldigestion syndromes and as part of a dietary analysis.

Preanalytics

•  :
• Stool
•   Reftrigerated

• A tube specifically for this analysis : No

Further information

All stools for 24 hours
Enclose the specific clinical information form (R29-INTGB : Functional Coprology)
Collection of 24-, 48- or 72-hour stool samples.
If collection over 2 or 3 days, send all samples in one shipment.
An increase in nitrogen excretion may be observed associated with enteropathies and infectious diarrhoea due to the presence of mucus, red blood cells or leukocytes in the stool.

Specific equipment available

• T10 : Stool container 1l

Documents to download

• Specific clinical information form (R29-INTGB)

Methodology

Infrared SpectroPhotometry (NIRS)

Turnaround time

2 days