Lab Normals

  1. Fev1.0 (flow)
    >80% of predicted = normal
  2. DLCO (lung perfusion)
    25 mL CO/min/mmHg
  3. VC (vital capacity)
    At least 10 mL/kg
  4. MEP (maximum expiratory pressure)
    At least 40 cm H20
  5. MIP (maximum inspiratory pressure)
    At least -20 cm H2O
  6. VT (spontaneous)
    >5 mL/kg (<3 mL/kg = emergency)
  7. Qs/Qt (% shunt)
    • Normal = 3-5%
    • V/Q mismatch = <20%
    • Shunt = 20% or higher
  8. OI (oxygen index)
    • Normal = 20 or less
    • IF >30, use ARDSnet protocol
    • IF >40, may use ECMO
  9. P/F ratio (PaO2/FIO2 ratio)
    • Normal = 380 torr or higher
    • Acute lung injury = <300
    • ARDS = <200
  10. A-aDO2
    • Normal = 20-65 torr
    • V/Q mismatch = 65-300 torr
    • Shunt (venous admixture) = >300 torr
  11. VD/VT (deadspace/tidal volume ratio)
    20-40%
  12. RAW (airway resistance)
    0.6-2.4 cmH2O/L/sec
  13. Fev1/FVC% (flow)
    >70% = normal
  14. SVC (slow vital capacity)
    • >80% of predicted = not restrictive
    • <80% = restrictive
  15. FVC (forced vital capacity)
    • >80% of predicted = not restrictive
    • <80% = restrictive
  16. Stroke Volume
    60-100 mL per contraction
  17. Ejection Fraction
    65-75%
  18. CVP (central venous pressure)
    2-6 mmHg
  19. PAP (pulmonary artery pressure)
    25/8 mmHg
  20. mPAP (mean pulmonary artery pressure)
    13-15 mmHg
  21. PCWP (pulmonary capillary wedge pressure)
    7-9 mmHg
  22. SVR (systemic vascular resistance)
    1400-1600 dynes
  23. PVR (pulmonary vascular resistance)
    160-200 dynes
  24. ICP (intracranial pressure)
    • 5-10 mmHg
    • (Treat if >20 mmHg)
  25. RBC (red blood cell count)
    4-5 mill/cu mm
  26. Chloride (Cl-)
    80-100 mEq/L
  27. HCT (hematocrit)
    45%
  28. INR (international normalized ratio)
    • 0.8-1.3
    • (2.0-3.0 when clots present)
  29. BUN (blood urea nitrogen)
    6-3.6 mg/dL
  30. K+ (serum potassium)
    3.5-4.5 mEq/L
  31. Creatinine
    0.5-1.3 mg/dL
  32. Hb (hemaglobin)
    12-16 gm/dL
  33. Theophylline (level)
    10-20 mcg/mL
  34. WBC (white blood cell count)
    4,000-11,000 per cu mm
  35. Na+ (sodium)
    135-145 mEq/L
  36. PaCO2 (arterial carbon dioxide)
    35-45 torr
  37. PaO2 (arterial oxygen)
    80-100 torr
  38. pH
    7.35-7.45
  39. Ventilatory Failure
    pH <7.25
  40. HCO3- (sodium bicarb)
    22-26 mEq/L
  41. PH2O (atmospheric water pressure)
    47 mmHg
  42. CaO2
    17-20 vol%
  43. CvO2
    14-16 vol%
  44. C(a-v)O2
    4-5 vol%
  45. Cardiac Output (C.O.)
    4-8 L/min
  46. Cardiac Index (C.I.)
    2-4 L/min/m²
  47. PaO2 (neonate)
    • 60-80 torr
    • (As low as 50 torr immediately following birth)
  48. Pulse (adult)
    60-100 /min
  49. Pulse (neonate)
    100-160 /min
  50. Heart sounds
    • S1 or S2 = normal
    • S3 or S4 = abnormal
    • (Get an EKG if S3 or S4)
  51. Urine Output
    40 mL/hr
Author
amwallis
ID
354397
Card Set
Lab Normals
Description
Updated