Aspiration pneumonia

The aspiration pneumonia (Latin: aspiratio to aspirare, breathe ', anwehen ', from ad, to ',' at ' and spirare, breathe ', ' breathe ') is a pneumonia that arises because Regurgitated stomach contents or other substances get into the lungs where they can cause by their specific properties inflammatory responses.

To aspiration pneumonia occurs, for example, often as part of cardiopulmonary resuscitation in shock, unconsciousness or difficulty in swallowing paralysis by neurological deficits.

Under Mendelson's syndrome is an aspiration pneumonia, which is caused by the aspiration of acidic gastric contents in anesthetized patients. In the ICD it is unlike the other aspiration pneumonia among the listed damage " according to medical measures." At about 50 % of the Aspirationsfälle the aspiration of gastric contents leads to pneumonia. For this purpose, the pH should be <2.5 and the amount Aspirationsmenge more than 20 ml. Originally, the Mendelssohn syndrome mostly occurred in childbirth on under general anesthesia. The stomach acid causes an alveolitis. It can cause bronchospasm, atelectasis, shock and ARDS.

The lethality of Mendelson's syndrome, depending on the clinic between 20-50%.