Atelectasis from the outside (tumor, lymph node, tubercle). Another cause is poor surfactant spreading during inspiration, causing the surface tension to be at its highest which tends to collapse smaller alveoli. Atelectasis may also occur during suction, as along with sputum, air is withdrawn from the lungs. There are several types of atelectasis according to their underlying mechanisms or the distribution of alveolar collapse; resorption, compression, microatelectasis and contraction atelectasis. Relaxation atelectasis (also called passive atelectasis) is when a pleural effusion or a pneumothorax disrupts the contact between the parietal and visceral pleurae. Risk factors associated with increased likelihood of the
The body in traditional Chinese medicine The body in traditional Chinese medicine The model of the body in traditional Chinese medicine (TCM) has the following elements: Every diagnosis is a "Pattern of disharmony" that affects one or more organs, such as "Spleen Qi Deficiency" or "Liver Fire Blazing" or "Invasion of the Stomach by Cold", and every treatment is centered on correcting the disharmony. The traditional Chinese model is concerned with function. Thus, the TCM Spleen is not a specific piece of flesh, but an aspect of function related to transformation and transportation within the body, and of the mental functions of thinking and studying. Indeed,