An Obese Patient Had Upper Abdominal Surgery 2 Days Earlier

Multiple Choice

An obese patient had upper abdominal surgery 2 days earlier. He has a weak nonproductive cough and a pulse oximeter (SpO₂ ) reading of 84% on room air. Which therapist-driven protocol(s) should be implemented?
1) Bronchopulmonary hygiene therapy
2) Lung expansion
3) Oxygen therapy
4) Aerosolized medication therapy

A) 1
B) 3, 4
C) 2, 3
D) 1, 3, 4