For example: char a; a= getchar(); The function getchar() reads a single character from the standard input device, the keyboard being assumed because that is the standard input device, and assigns it to the variable a.
This excludes acute and chronic respiratory failure (518.84), acute respiratory distress (518.82), acute respiratory failure following trauma and surgery (518.51), chronic respiratory failure (518.83), respiratory arrest (799.1), and respiratory failure, newborn (770.84). This applies to respiratory failure NOS.
Complications of acute respiratory failure may be pulmonary, cardiovascular, gastrointestinal (GI), infectious, renal, or nutritional. Common pulmonary complications of acute respiratory failure include pulmonary embolism, barotrauma, pulmonary fibrosis, and complications secondary to the use of mechanical devices.he major GI complications associated with acute respiratory failure are hemorrhage, gastric distention, ileus, diarrhea, and pneumoperitoneum. Stress ulceration is common in patients with acute respiratory failure; the incidence can be reduced by routine use of antisecretory agents or mucosal protectants.