When assessing your patient's sacral pressure ulcer, you are able to probe to bone but cannot visualize the bone. This patient is at risk for osteomyelitis

Which type of therapy has been used to successfully treat persistent pulmonary hypertension in newborns?

a. Helium-oxygen (he-liox) c. Bronchial hygiene b. Nitric oxide d. Carbon diox-ide–nitrogen (car-bogen)

List two examples of a "decline" significant change and two examples of an "improvement" significant change