A 15-month-old baby is brought to the ER dyspneic, coughing,…

A 15-month-old baby is brought to the ER dyspneic, coughing, and displaying wheezes audible to the unaided ear. Chest x-rays reveal a slight rightward mediastinal and cardiac shift and over aeration of the left lower lobe. A left-lateral decubitus view indicates that the left lower lobe remains more inflated than the left upper lobe. What problem is this child likely experiencing?

While examining the chest radiograph of a 5-day-old mechanic…

While examining the chest radiograph of a 5-day-old mechanically ventilated neonate, the respiratory care practitioner notes an elevated diaphragm on the right side accompanied by a mediastinal shift toward the right lung. There is a decrease in the spaces between the ribs on the right side, and a slight hyperinflation of the left lung. The most likely diagnosis is

A 33-week newborn is initiated on mechanical ventilation wit…

A 33-week newborn is initiated on mechanical ventilation with a time-cycled, pressure-limited ventilator. The following information is available: Peak pressure 28 cmH2O, Rate 55 b/min, Ti 0.5 sec, PEEP 3 cmH2O, flow 8 L/min, Fi02 55% Arterial blood gas results on the above settings are: pH 7.28 PaCO2 52 torr PaO2 65 torr HCO3 25 mEq/L On examination, the breath sounds are diminished with poor chest excursion. Which of the following would be the most appropriate action at this point?