critical value


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critical value

Critical results Lab medicine A lab result from a Pt that must be reported immediately to care provider, which may require urgent therapeutic action. See Decision levels.
Critical values in the laboratory
Chemistry
Analyte  SI units US units
Calcium < 1.65 mmol/L  < 6.6 mg/dl
   > 2.22 mmol/L   > 12.9 mg/dl
Glucose  < 2.60 mmol/L  < 46 mg/dl
       > 26.9 mmol/L   > 484 mg/dl
K+  < 2.8 mmol/L  < 2.8 mEq/L
    > 6.2 mmol/L  > 6.2 mEq/L
      > 8.0 mmol/L if hemolyzed
Na+   < 120 mmol/L  < 120 mEq/L
      > 158 mmol/L  > 158 mEq/L
CO2 –plasma  < 11 mmol/L  < 11 mMol
   > 40 mmol/L  > 40 mMol
Hematology, eg blasts or sickle cells on peripheral smear, may indicate leukemia or sickle cell anemia
Microbiology, eg positive gram stain or culture from blood, serosal fluids or CSF, acid-fast stain or positive mycobacterial culture results
Transfusion medicine Incompatible cross-match, positive VDRL

critical laboratory value

, critical value
A test result obtained from a clinical specimen that is so far outside the normal range that it is likely to indicate an acute risk to the health of the patient.
Synonym: critical result
References in periodicals archive ?
Caption: Figure 1: (a) Critical value of forcing amplitude [F.sub.c] versus linear damping coefficient ([[omega].sub.0] = 1, [beta] = 1, [gamma] = 0, [omega] = 1).
Reliability of point-of-care capillary blood glucose measurements in the critical value range.
Study of variables affecting critical value notification in a laboratory catering to tertiary care hospital.
To enable home as a critical value through houses for the displaced, there is a need to make the house a safe place from where to negotiate identity and social status.
We have determined that during water movement in the rectangular and plane radial cracks with sizes of 1050 pm the critical values of the crack opening are 25 and 30 pm at 303 K temperature, respectively.
In Table 6, it is measured that the data is of integrated of 1st order, as the statistical value clearly indicates that unit root does not exist in the data series as the ADF observed value (-1.131391) is found to be smaller than the threshold critical value (-0.544022) at level 5%.
Laboratories also included presence of malaria (72.2%, n=26), haemolysis (16.7%, n=6) and/ or primitive cells/blasts (30.6%, n=11) in their critical value lists on peripheral blood review.
Since the test statistics are fuzzy the critical values will also be fuzzy.
The t-stats value is greater than the Mackinnon critical value so both null hypothesis is rejected at 5% the test found two co-integrated equations.
For the initial inclination of 130 deg (Figure 4(a)), which is below the critical value for retrograde orbits, the eccentricity reaches high values.
Most executives today readily acknowledge the critical value of supply chains.