Calprotectin in Ascites and Serum

Quantum Blue® Calprotectin in Ascites

The Quantum Blue® ascitesCAL (LF-ASC25), is a quantitative test designed for the determination of elevated Calprotectin concentrations in human ascites in combination with the Quantum Blue® Reader.

It is used as an aid to diagnose the development of  spontaneous bacterial peritonitis (SBP) by being  a marker for an elevated polymorphonuclear cell count (PMN).

The test has been designed for point of care testing of patients suffering from liver cirrhosis accompanied with ascites accumulation in the peritoneum.

Intended use:

Calprotectin is used as a surrogate marker for the elevated presence of polymorphonuclear cells (PMN).


  • Matrix: Ascites
  • Range:  0.19 – 1.9 µg/ml
  • Proposed cut-off: 0.50 µg/ml
  • Sens: 100% – Spec: 84.7%
  • Test time: 12 minutes
  • Readout with Quantum Blue® Reader
  • Results in µg/ml Calprotectin
  • Loading: 100µl 1:5 buffer diluted Ascites

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Quantum Blue® Calprotectin in Serum

Quantum Blue® sCAL (LF-MRP25) is a quantitative test designed to determine the level of calprotectin in serum and is used as a surrogate marker for the presence of elevated polymorphonuclear cells. The test has been demonstrated to be useful in:

  • The management of care for arthritis patients
  • Patients with cardiovascular disease
  • In transplant patients
  • Matrix: Serum
  • Range: 0.42 – 10µg/ml
  • Test Time: 12 minutes
  • Sample size: 20µl
  • Test Format: Individually sealed lateral flow device

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Key Literature

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