panic value


Also found in: Dictionary, Thesaurus, Encyclopedia.
Related to panic value: Critical value, P value

panic value

Alert value, critical value Lab medicine Lab results from a specimen that must be reported immediately to a clinician–ie, of such severity as to mandate urgent therapy. See Decision levels.
Panic values
Chemistry panic values
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 in plasma <  11 mmol/L  <  11 mMol
   >  40 mmol/L  >  40 mMol
Hematology, eg blasts or sickle cells on a peripheral smear, possibly indicating 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 and positive serology for VDRL; the panic values differ in each lab and the route of the communication is at the discretion
of the lab director

panic value

A laboratory test result so far outside the normal range that it requires immediate notification of a health care provider.
References in periodicals archive ?
George Lundberg's 1972 innovative article on panic values (critical values) first appeared in MLO.
Let's support point-of-care testing, pick up the telephone to report panic values to clinicians and nurses, and confer with other health care professionals, whether in writing or informally.
develop and follow written procedures for reporting imminent life-threatening laboratory results or panic values.