Letter: r

Pulmonary disease marked by pathophysiologic changes that limit the amount of lung inflation (e.g., pulmonary interstitial fibrosis).

Moving backwards or in reverse direction.

Virus that contains the enzyme reverse transcriptase, which can synthesize DNA from an RNA template, the opposite of the usual process.

Elevation of the upper body 30 to 45%. Helps reduce Ventilator Associated Pneumonia (VAP).

A potentially fatal disease that causes numerous detrimental effects to many organs, especially the brain and liver, as well as causing hypoglycemia. It has been associated with aspirin consumption by children with viral illness (especially with fever), but can also occur in the absence of aspirin use.

Radiofrequency mode-of-treatment

Inflammation of the nasal mucous membrane (runny nose).

The operation of cutting the anterior or posterior spinal nerve roots for the relief of pain or spastic paralysis.

Respiratory Intensive Care unit

The opening between the true vocal cords. SEE larynx.