Clinical examination revealed a low likelihood of pulmonary embolism, duplex sonography of the leg veins was negative, and echocardiography ... of a pulmonary arteriovenous malformation (PAVM ...

Pulmonary Arteriovenous Malformations (PAVMs): Abnormal connections between pulmonary arteries and veins that can lead to oxygenation issues in the blood. This Nature Research Intelligence Topic ...

Platypnea occurs in settings including pulmonary arteriovenous malformations (hepatopulmonary ... valve area are the two measurements used on echocardiography to determine the severity of aortic ...