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Oligoclonal bands in cerebrospinal fluid used as a ClinicalGraph target concept for lab_medicine / lab_finding.

The method of measuring the dispersion of an optically active molecule to determine the relative magnitude of right- or left-handed components and so…

RED BLOOD CELL sensitivity to change in OSMOTIC PRESSURE. When exposed to a hypotonic concentration of sodium in a solution, red cells take in more w…

A measure of the ability of a substance, such as a food, to quench oxygen free radicals in vitro.

PaO2/FiO2 ratio is an oxygenation parameter used in respiratory failure and organ dysfunction scoring.

Cytological preparation of cells collected from a mucosal surface and stained with Papanicolaou stain.

A procedure in which fluid is withdrawn from a body cavity or organ via a trocar and cannula, needle, or other hollow instrument.

Determination of parasite eggs in feces.

Measure of the number of the PARASITES present in a host organism.

Tests that demonstrate the relative effectiveness of chemotherapeutic agents against specific parasites.

Skin tests in which the sensitizer is applied to a patch of cotton cloth or gauze held in place for approximately 48-72 hours. It is used for the eli…

Persistently reduced estimated glomerular filtration rate used as a ClinicalGraph target concept for lab_medicine / lab_finding.

The study of the energy of electrons ejected from matter by the photoelectric effect, i.e., as a direct result of absorption of energy from electroma…

Measurement of the various properties of light.

The infiltrating of histological specimens with plastics, including acrylic resins, epoxy resins and polyethylene glycol, for support of the tissues …

The number of PLATELETS per unit volume in a sample of venous BLOOD.

Laboratory examination used to monitor and evaluate platelet function in a patient's blood.

An electrochemical technique for measuring the current that flows in solution as a function of an applied voltage. The observed polarographic wave, r…

In vitro method for producing large amounts of specific DNA or RNA fragments of defined length and sequence from small amounts of short oligonucleoti…

Mixing of several samples together in a batch or pooled sample, then testing the pooled sample with a diagnostic test. This approach increases the nu…

Acetylcholine receptor antibody positivity used as a ClinicalGraph target concept for lab_medicine / lab_finding.

Anti-cyclic citrullinated peptide antibody detected above the assay-specific threshold.

Antibody against double-stranded DNA detected above the assay-specific threshold.

Antineutrophil cytoplasmic antibody detected by a validated assay.

Antinuclear antibody detected above the assay-specific positivity threshold.

Positive leukocyte esterase used as a ClinicalGraph target concept for lab_medicine / lab_finding.

Rheumatoid factor detected above the assay-specific positivity threshold.

Positive stool occult blood used as a ClinicalGraph target concept for laboratory_medicine / lab_finding.

Positive urine nitrite test used as a ClinicalGraph target concept for lab_medicine / lab_finding.

Solution titration in which the end point is read from the electrode-potential variations with the concentrations of potential determining ions. (Fro…