Although uncommon in the general population, PAVMs are an important consideration in the differential diagnosis of hypoxemia, pulmonary nodules, or hemoptysis, and should also be considered in ...

A pulmonary arteriovenous malformation is an abnormal connection between an artery and a vein within the lungs that allows deoxygenated venous blood to pass directly into the system circulation.

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Persistent pulmonary hypertension of the newborn (PPHN) is commonly associated with pulmonary parenchymal pathology, sepsis, lung hypoplasia or congenital cardiac defects. 1 Peripheral arterio-venous ...

Smoking reduces the chances of a successful procedure to treat blood vessel abnormalities in the lungs, according to a study published in the journal Radiology. Pulmonary arteriovenous malformations ...

An arteriovenous malformation (AVM) is a tangle of blood vessels. It can develop anywhere in the body, but it presents the most risk when it occurs in the brain or spinal cord. An AVM can result in ...

Hereditary hemorrhagic telangiectasia, or Osler–Weber–Rendu syndrome, is an autosomal dominant vascular disorder that affects multiple systems. It is characterized by skin and mucosal telangiectasias ...

A 39-year-old right-handed man presented to his family physician with sudden-onset weakness in his right arm and leg that had lasted 10 minutes and resolved completely. In the year before presentation ...