Arterial blood gas |
Metabolic acidosis, respiratory alkalosis, or both |
Electrolytes |
No consistent abnormality |
Glucose |
Increased, decreased, or no change |
White blood cell and platelets counts |
Decreased due to splenic sequestration |
Hemoglobin, hematocrit |
Increased due to hemoconcentration |
Lipase |
May be increased due to hypothermia-induced pancreatitis |
Prothrombin and partial thromboplastin times |
Increased in vivo due to inhibition of coagulation cascade, despite normal reported values |
Electrocardiogram
|
Prolongation of PR, QRS, QT intervals |
ST segment elevation |
T wave inversions; Osborn J wave
|
Atrial fibrillation or sinus bradycardia
|
Chest radiograph |
Aspiration pneumonia, vascular congestion, pulmonary edema |