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blood in the stool, immunological

Name blood in the stool, immunological
Specimen requirements 1 g of stool
Procedure remarks The sample can be stored up to 24 h at 4 °C.
Freeze for longer storage.
Clinical utility screening test for early detection,
suitable as a screening parameter in combination with M2-PK (sensitivity and specificity > 90 %);
haemorrhoids, colorectal cancer
Methodology direct measurement of the haemoglobin-haptoglobin complex,
nephelometric, luminometric, turbidimetric
Reference ranges negative,
See findings report
Diagnostic recommendation specific to human hemoglobin, Polyps, haemorrhoids and other sources of bleeding reduce the tumour specificity of the assay,
colon tumour sensitivity about 80 % (prerequisite: tumours bleeding)
Remarks individual pay only