Why You Might Use APAP vs. CPAP. While CPAP has traditionally been the gold-standard for treating obstructive sleep apnea, APAP has recently become more commonly prescribed. A sleep specialist may opt to prescribe a person with obstructive sleep apnea an APAP machine for several reasons. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.