Term
When is postoperative atelectasis commonly seen? What is the definition of teh atelectasis? |
|
Definition
Pediatrics- Condition in which the lungs of the newborn remain unexpaned (airless) at birth. Clinically it has been broadened to include partial or total collapse of previously expanded lungs.
For all Age groups- Generally is broadened to include partial or total collapse of previously expanded lung regions. Postoperative Atelectasis commonly seen in after upper abdominal and thoracic surgical procedures. |
|
|
Term
| Where is atelectasis found? |
|
Definition
| it may be limited to the small lung units or may involve an entire lung segment, lobe or lung. |
|
|
Term
| What are the major pathologic and anatomic alterations associated with this problem? |
|
Definition
Partial or total lung collapse of the following:
|
|
|
Term
| What are some of the factors that decrease the patient's ability to genearte a negative intrapleural pressure and keep good lung expansion? |
|
Definition
Thoraic and upper abdominal procedures often results in a reduction in teh patient's ability to generate good lung expansion.
Restrictive lung disorders: pleural effusion, pneumothorax, ARDS, pulmonary edema, CHILD and pleural mass
-
Anesthesia
-
Postoperative pain
-
Reclining postion
-
Obesity
-
Advanced age
-
Inadequate Vt on vent
-
malnutrition
-
ascites
-
diaphragmatic apraxia
|
|
|
