Using a CPT manual, select a code for colonoscopy through stoma with transendoscopic balloon dilation

_______ what is the term for the third level of documented history, requiring an extended HPI, extended ROS, and pertinent PFSH

Fill in the blank with correct word.

As a result of aging, normal lungs experience some regional atelectasis, or ____________________, from time to time, often as a result of position.

Fill in the blank(s) with the appropriate word(s).