Page 412 - Clinical Small Animal Internal Medicine

380 Section 5 Critical Care Medicine

Use of Pulmonary Mechanics Conclusion
VetBooks.ir to Categorize Disease The physical exam is arguably the most valuable tool in

In the critically ill veterinary patient, the evaluation of
phy can provide useful diagnostic and prognostic infor-
pulmonary mechanics is perhaps most often performed respiratory monitoring. Blood gas analysis and capnogra-
via inspection of ventilator waveforms. A discussion of mation that complements exam findings. Ventilation,
the topic of ventilator waveform analysis herein is pre- oxygenation, the adequacy of oxygen delivery, and gas
vented by time and space restrictions. Instead, the reader exchange efficiency can all be assessed to a degree with
is referred to the recommended readings, which cover arterial and venous blood samples. Each of these parame-
the topic in great depth. ters can be assessed separately, but greater diagnostic
value is obtained when they are taken as a whole.

Further Reading

Bradbrook CA, Clark L, Dugdale AH, Burford J, Mosing Hackett TB. Pulse oximetry and end tidal carbon dioxide
M. Measurement of respiratory system compliance and monitoring. Vet Clin North Am Small Anim Pract 2002;
respiratory system resistance in healthy dogs undergoing 32(5): 1021–9.
general anaesthesia for elective orthopaedic procedures. Hoareau GL, Jourdan G, Mellema M, Verwaerde P.
Vet Anaesth Analg 2013; 40(4): 382–9. Evaluation of arterial blood gases and arterial blood
Calabro JM, Prittie JE, Palma DA. Preliminary evaluation pressures in brachycephalic dogs. J Vet Intern Med 2012;
of the utility of comparing SpO(2)/FiO(2) and PaO(2)/ 26(4): 897–904.
FiO(2) ratios in dogs. J Vet Emerg Crit Care 2013; 23(3): Ilkiw J, Rose J, Martin I. A comparison of simultaneously
280–5. collected arterial, mixed venous, jugular venous and
Corona TM, Aumann M. Ventilator waveform cephalic venous blood samples in the assessment of
interpretation in mechanically ventilated small animals. blood‐gas and acid‐base status in the dog. J Vet Intern
J Vet Emerg Crit Care 2011; 21(5): 496–514. Med 1991; 5: 294–8.