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PageNet. PageNet , also known as Paging Network, Inc., was founded in 1981 by entrepreneur George Perrin and ceased in 1999. The company grew to become the largest wireless messaging company in the world, with more than 10 million pagers in service, and $1 billion in revenues, before the paging industry's rapid decline in the late 1990s.
Five years after my chest pain first began, that was the case for me. In 2021, after my second hospitalization and sixth lung collapse, I was diagnosed with thoracic endometriosis, a type of ...
CT scan of the chest showing a pneumothorax on the person's left side (right side on the image). A chest tube is in place (small black mark on the right side of the image), the air-filled pleural cavity (black) and ribs (white) can be seen. The heart can be seen in the center.
Tracheal deviation is a clinical sign that results from unequal intrathoracic pressure within the chest cavity. It is most commonly associated with traumatic pneumothorax, but can be caused by a number of both acute and chronic health issues, such as pneumonectomy, atelectasis, pleural effusion, fibrothorax (pleural fibrosis), or some cancers ...
Mediastinal shift is an abnormal movement of the mediastinal structures toward one side of the chest cavity. A shift indicates a severe imbalance of pressures inside the chest. [1] Mediastinal shifts are generally caused by increased lung volume, decreased lung volume, or abnormalities in the pleural space.
Pectus excavatum is a structural deformity of the anterior thoracic wall in which the sternum and rib cage are shaped abnormally. This produces a caved-in or sunken appearance of the chest. It can either be present at birth or develop after puberty.
Videos shared on social media showed the moment a strong gust caused the stage to collapse. Álvarez Máynez and his team can be seen running for cover as the structure, which included a large ...
Whispered pectoriloquy refers to an increased loudness of whispering noted during auscultation with a stethoscope on the lung fields on a patient's torso. [1] Usually spoken sounds of a whispered volume by the patient would not be heard by the clinician auscultating a lung field with a stethoscope. However, in areas of the lung where there is ...