Why is the contraindication of postural drainage a patient with hemoptysis?

First of all, you need to know what postural drainage is and the steps of postural drainage. Postural drainage refers to the gravity drainage of respiratory secretions, which should be treated with some chest manipulations. Such as slapping the back, shaking, etc. , can obtain obvious clinical effect. In the process of postural drainage, nurses need to pat the patient's back with their hands or use mechanical vibration to help the patient expel phlegm. If it is a patient with hemoptysis, it may lead to further deterioration of bleeding! Blood vessel rupture, tumor rupture! Therefore, coughing up blood is a taboo for postural drainage!