来自某机构的研究人员报道了一例罕见的双侧后交通动脉 (PComA)完全重复病例，通过MRI/MRA和CTA影像学技术揭示了该变异与A1段前交通动脉 (ACA)开窗畸形、Azygos A2 ACA的共存现象。五年随访未发现动脉瘤形成，首次证实成人双侧PComA重复的稳定性，为脑血管变异研究提供了重要参考。

Video 1 Video showing the technique for trans-venous embolization of a right T10 CSF-venous fistula for the treatment of spontaneous intracranial hypotension. The first section covers patient ...

The anatomical complexity and anatomical variants of thoracic venous circulation are well known. Migration of this patient’s catheter tip, placed in the right subclavian vein, through the right ...

These updated guidelines on the management of variceal haemorrhage have been commissioned by the Clinical Services and Standards Committee (CSSC) of the British Society of Gastroenterology (BSG) under ...

but also non-disease related CXR findings such as azygos lobe, bullet or shrapnel, pacemaker and so on, either warranting further action such as clinical examination or referral (#3a) or no further ...