Guidelines recommend the confirmation of a COPD diagnosis with spirometry. Limited evidence exists, however, documenting the frequency of spirometry use in clinical practice. Methods: The National ...

Chronic obstructive pulmonary disease (COPD) is a lung condition that can lead to breathing difficulties. In the United States, people with severe cases of COPD may be eligible for disability ...

Background—The pulmonary autograft (Ross) operation is an attractive treatment for aortic valve disease, but hemodynamic follow-up is not well defined. Conclusions—The pulmonary autograft provides ...