An alveolus (alveoli is plural) is a tiny air sac located within the lungs. The exchange of oxygen and carbon dioxide takes place within these sacs. The basic structure of the respiratory system can be envisioned as an upside-down tree. Air is breathed...

An alveolus (plural: alveoli, from Latin alveolus, "little cavity"), is an anatomical structure that has the form of a hollow cavity. Mainly found in the lung, the pulmonary alveoli are spherical outcroppings of the respiratory bronchioles and are the...

The first European implants of the non-vascular pulmonary stents manufactured by US company Alveolus Inc took place in Germany in September, following the granting of European approval. The stents, two bronchial and one tracheal, were implanted in three patients at the Lungenklinik in...

Introduction Soft tissue sarcomas involving the pulmonary artery are extremely rare and often go unrecognized. They may imitate the presentation of a pulmonary embolism, both clinically and radiologically, making the diagnosis difficult and potentially delaying treatment. The following case helps demonstrate how the...