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Table 2 Laboratory and radiologic findings after return of spontaneous circulation

From: Cardiac arrest associated with pneumorrhachis and pneumocephalus after epidural analgesia: two case reports

  Case 1 Case 2
 pH 7.18 7.05
 pCO2 (mmHg) 55.9 51.1
 pO2 (mmHg) 48.2 99.2
 HCO3 (mmol/L) 21.0 14.2
 Base excess (mmol/L) −6.9 −15.6
 Lactate (mmol/L) 5.6 13.4
WBC (/mm3) 8,700 15,700
Hb (g/dl) 11.2 11.1
Hct (%) 34.4 35.3
PLT (/mm3) 175,000 175,000
Serum Na+/K+/Cl (mEq/L) 140/4.6/107 139/3.2/106
Glucose (mg/dl) 140 516
BUN/creatinine (mg/dl) 18.1/0.75 16.0/0.9
AST/ALT (mg/dl) 24/27 41/26
CRP (mg/dl) < 0.3 < 0.1
Cardiac troponin I (ng/ml) < 0.05 < 0.05
NSE (ng/ml) 22.1 (After ROSC) Not measured
59.8 (After 24 h from ROSC)  
163.0 (After 48 h from ROSC)  
RUA Nonspecific finding Nonspecific finding
Chest x-ray Diffuse bronchovascular bundle thickening in both lungs Cardiomegaly with pulmonary congestion
Electrocardiography Sinus tachycardia Sinus tachycardia
Echocardiography No RWMA No RWMA
Brain CT Air in the spinal canal and prepontine cistern Extensive anoxic brain damage and extensive pneumocephalus
Electroencephalography Diffuse cerebral dysfunction Diffuse cerebral dysfunction
DW-MRI Hypoxic brain injury Hypoxic brain injury
  1. Abbreviations: ABGA Arterial blood gas analysis, AST Aspartate aminotransferase, ALT Alanine aminotransferase, BUN Blood urea nitrogen, CT Computed tomography, CRP C-reactive protein, DW-MRI Diffusion-weighted magnetic resonance imaging, Hb Hemoglobin, Hct Hematocrit, PLT Platelets, NSE Neuron-specific enolase, ROSC Return of spontaneous circulation, RUA Routine urinalysis, RWMA Regional wall motion abnormality, WBC White blood cell