It is a condition where the alveoli are deflated, as distinct from pulmonary consolidation. It is a very common finding in chest x-rays and other radiological studies. It may be caused by normal exhalation or by several medical conditions. Although frequently described as a collapse of lung tissue, atelectasis is not synonymous with a pneumothorax, which is a more specific condition that features atelectasis.
There are two types of portable oxygen concentrators available on the market today: Continuous flow oxygen concentrators and pulse dose, or intermittent flow, oxygen concentrators. These two types of oxygen systems have very different benefits and limitations and each is best suited for a specific type of patient.
POC Comparison: Weight, Size and Oxygen Flow Settings November 1, 2013 By Allison Waters 19 Comments Iâve talked quite a bit about choosing the best portable oxygen concentrator. The most important factor is liter flow, followed by the size and weight. To assist you will making the best choice for your oxygen and mobility needs, hereâs a handy chart for the most popular models on the market today. These portable oxygen concentrators are listed from lightest to heaviest.