Cerebral arteriovenous malformations (AVMs) are a group of complex and heterogeneous lesions characterized by an abnormal shunting of blood from the arterial to the venous ... changes in the ...

Background Pulmonary hypertension in idiopathic pulmonary fibrosis (IPF) is indicative of a poor prognosis. Recent evidence suggests that tetrahydrobiopterin (BH4), the cofactor of nitric oxide ...

Large systemic to pulmonary shunts may develop PAH if untreated or repaired late. PAH, when present, markedly increases morbidity and mortality in patients with CHD. Significant progress has been made ...

These guidelines on transjugular intrahepatic portosystemic stent-shunt (TIPSS) in the management of portal hypertension have been commissioned by the Clinical Services and Standards Committee (CSSC) ...

Objectives To determine current epidemiology and clinical characteristics of cerebrospinal fluid (CSF) shunt surgery, including revisions ... 1), with post-haemorrhagic events being mainly ...

The case reported below was shown to be caused by congenital intrahepatic portal–systemic shunts. N.F. (C–P.M.C. 151–33–75), a 56-year-old married postal clerk, was entirely well until 2 1 ...

In summary, pulmonary vasodilation in experimental HPS is mediated by a number of endogenous vasoactive molecules, including ET-1 and NO (Fig. 2). Liver injury stimulates release of ET-1 ...

This study aims to evaluate an application-based remote IHM program for infants with shunt- or duct-dependent pulmonary circulation. The primary goals were to discharge infants from the hospital while ...

a perfusion body scan with 99m Tc-MAA visualizes macroaggregates that are almost completely trapped in the pulmonary circulation. In the presence of cardiac right-to-left shunts or intrapulmonary ...

Background Intracranial dural arteriovenous (AV) fistula classifications focus on presence/absence of retrograde flow in the cortical veins of the brain as this angiographic finding portends a worse ...