A 189-cm (6-ft 2-in), 92-kg (202-lb), 32-year-old male was i…

A 189-cm (6-ft 2-in), 92-kg (202-lb), 32-year-old male was injured in a motor vehicle crash. She is intubated at the scene with a 6.0-mm ID endotracheal tube. On arrival to the ED, PC, A/C ventilation is initiated, and the following data are noted: FIO2 0.40   PEEP 5 cm H2O Mandatory rate 12   PIP 40 cm H2O VT 525 mL   Pplat 22 cm H2O Inspiratory flow 55 L/min       The patient is exhibiting increased work of breathing, and is breathing dyssynchronously with the ventilator. A respiratory therapist should recommend

A 59-year-old man who is 170 cm (5 ft 7 in) tall and weighs…

A 59-year-old man who is 170 cm (5 ft 7 in) tall and weighs 65 kg (143 lb) is receiving VC ventilation after abdominal surgery. Ventilator settings and blood gas analysis results are: FIO2 0.40   pH 7.47 Mandatory rate 14   PaCO2 31 mm Hg Total rate 14   PaO2 117 mm Hg VT 500 mL   HCO3- 23 mEq/L       BE 0 mEq/L       SaO2 (calc) 98% A respiratory therapist should

A 47-year-old female who is 155 cm (5 ft 2 iin) tall and wei…

A 47-year-old female who is 155 cm (5 ft 2 iin) tall and weighs 70 kg (155 lb) is receiving PC A/C ventilation after abdominal surgery. Ventilator settings and blood gas analysis results are: FIO2 0.50   pH 7.50 Mandatory rate 14   PaCO2 30 mm Hg Total rate 14   PaO2 107 mm Hg Insp Press 24 cmH2O   HCO3- 22 mEq/L VT  480 mL   BE 0 mEq/L       SaO2 (calc) 98% A respiratory therapist should

A 28-year-old patient is being evaluated by a respiratory th…

A 28-year-old patient is being evaluated by a respiratory therapist after a trauma. The patient is receiving VC ventilation with the following settings: FIO2 0.65 Mandatory rate 14 VT 450 mL PEEP 8 cm H2O The therapist notes the following pressure-volume tracing:   The therapist should recommend decreasing the