The therapist working in an LTAC is preparing to wean a PMV patient. What type of protocol should the therapist use for weaning this patient?
A. No consensus exists about the best weaning protocol to use for these patients.
B. The therapist should use high-rate SIMV.
C. Low-rate SIMV along with pressure support ventilation should be used.
D. CPAP at 5 to 7 cm H2O would benefit this type patient better.
ANS: A
A. Correct response: No consensus yet exists about the best weaning strategy or protocol for PMV patients. Generally, most clinicians agree that alternating periods of ventilatory support with advancing periods of spontaneous breathing is the best current strategy of weaning PMV patients.
B. Incorrect response: See explanation A.
C. Incorrect response: See explanation A.
D. Incorrect response: See explanation A.?
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