J320

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PULMONARY FUNCTION STUDIES
                                                                                                      H      P
      Functional residual capacity
   J311   - by gas dilution method .......................................................           16.30   21.00
   J307 - by body plethysmography ..................................................                 17.50   21.35
       Note:
       J311 not to be claimed same patient same day as J307.
   J305 Lung compliance (pressure volume curve of the lung from TLC
          to FRC)...............................................................................     51.95   48.15
   J306 Airways resistance by plethysmography or estimated using
           oesophageal catheter.........................................................             16.20   19.20
   J303 Extra pulmonary airways resistance by plethysmography......                                  16.20   16.05
   J340 Maximum inspiratory and expiratory pressures ......................                           2.81    3.81
   J310 Carbon monoxide diffusing capacity by single breath method                                   21.40   21.55
   J308 Carbon dioxide ventilatory response ......................................                   19.90   14.60
     Stage I
   J315 Graded exercise to maximum tolerance (exercise must include
           continuous heart rate, oximetry and ventilation at rest and at
           each workload) ...................................................................        62.45   56.45
   E450   - J315 plus J301 or J304 before and/or after exercise. add                                 13.30    8.95
   E451   - J315 plus 12 lead E.C.G. done at rest, used for monitoring
             during the exercise and followed for at least 5 minutes
             post exercise.............................................................. add         18.10   27.85
     Stage II
   J316 Repeated steady state graded exercise (must include heart
           rate, oximetry, ventilation, VO2, VCO2, BP, ECG, end tidal
          and mixed Venous CO2 at rest, 3 levels of exercise and
           recovery) ............................................................................    90.00   72.70
   J330 Assessment of exercise induced asthma (workload sufficient to
          achieve heart rate 85% of predicted maximum; performance
          of J301 or J304 before exercise and 5-10 minutes post
          exercise).............................................................................     33.35   27.25
   J319 Blood gas analysis - pH, PO2, PCO2, bicarbonate and base
           excess ................................................................................   11.25   -
   J318 Arterialized venous blood sample collection (e.g. ear lobe) ...                               3.79   -
   J320 A-a oxygen gradient requiring measurement of RQ by
          sampling mixed expired gas and using alveolar air equation                                 27.55   12.85
   J331 Estimate of shunt (Qs/Qt) breathing pure oxygen ..................                           27.55   16.05
   J313 Mixed venous PCO2, by the rebreathing method ...................                             11.25    4.70

Master, record 2617. Record Layout PDF, page 1.

J32020260401999999990000000000000000320000000000000000000012850000000128500

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