Abbott i-STAT 1 System Manual - page 647
PROCEDURE MANUAL FOR THE i-STAT SYSTEM
26
REV. DATE: 16-Oct-12
ART: 714446-00L
Analyte
Some Causes of
Increased Values
Some Causes of
Decreased Values
Creatinine
Impaired renal function
Lactate
Hypoxia (shock, hypovolumia, left ventricular failure); diabetes
mellitus, neoplasia, liver disease; drug or toxins (ethanol, methanol,
salicylates); glycolic acid as a product of ethylene glycol metabolism
pH
Respiratory alkalosis
Metabolic alkalosis
Respiratory acidosis
Metabolic acidosis
PCO
2
Acute Respiratory Acidosis:
Depression of respiratory center
Suppressed neuromuscular system
Pulmonary disorders
Inadequate mechanical ventilation
Chronic respiratory acidosis
Decreased alveolar ventilation
Hypoventilation
Compensation in metabolic alkalosis
Respiratory alkalosis:
Increased stimulation of
respirator center
Hypermetabolic states
Mechanical hyperventilation
Compensation in metabolic
acidosis
PO
2
Breathing oxygen-enriched air
Carbon-monoxide exposure
Pulmonary disorders
Myocardial infarction
Congestive heart failure
HCO
3
and
TCO
2
Primary metabolic alkalosis
Primary respiratory acidosis
Primary metabolic acidosis
Primary respiratory alkalosis
Hematocrit
Dehydration
Burns
Impaired ventilation
Renal disorders
Hemolytic anemias
Iron deficiency
Marrow depression
Blood loss
ACT Celite
Administration of heparin for medical or surgical procedures.
Administration of aprotinin.