scholarly journals Atypical posterior circulation strokes: a case-based review of rare anatomical variations involved

2021 ◽  
Vol 62 (1) ◽  
pp. 289-293
Author(s):  
Carmen Corina Roman-Filip ◽  
◽  
Anca-Rafila Stîngaciu ◽  
Maria-Gabriela Catană ◽  
Andreea-Alina Dan ◽  
...  
Author(s):  
Ahmad Sweid ◽  
Eric C. Peterson ◽  
Pascal M. Jabbour

The left transradial access has an essential role in the cerebrovascular armamentarium in limited indications. Access to the posterior circulation via the left vertebral artery is one of the main indications, in addition to cases that require bilateral access. It has several advantages such as using the non-dominant hand, ergonomic when accessing through the anatomical snuffbox, and overcomes certain anatomical variations. This chapter will delve the advantages, limitations, and technical nuances of the left transradial approach.


2016 ◽  
Vol 22 ◽  
pp. 48-49
Author(s):  
Amy Larkin ◽  
Colleen Healy ◽  
Anne Le

2013 ◽  
Author(s):  
John H. J. Wokke ◽  
Pieter A. van Doorn ◽  
Jessica E. Hoogendijk ◽  
Marianne de Visser

VASA ◽  
2011 ◽  
Vol 40 (5) ◽  
pp. 404-407
Author(s):  
Maras ◽  
Tzormpatzoglou ◽  
Papas ◽  
Papanas ◽  
Kotsikoris ◽  
...  

Foetal-type posterior circle of Willis is a common anatomical variation with a variable degree of vessel asymmetry. In patients with this abnormality, carotid endarterectomy (CEA) may create cerebral hypo-perfusion intraoperatively, and this may be underestimated under general anaesthesia. There is currently no evidence that anatomical variations in the circle of Willis represent an independent risk factor for stroke. Moreover, there is a paucity of data on treating patients with such anatomical variations and co-existing ICA stenosis. We present a case of CEA under local anaesthesia (LA) in a 52-year-old female patient with symptomatic stenosis of the right ICA and coexistent foetal-type posterior circle of Willis. There were no post-operative complications and she was discharged free from symptoms. She was seen again 3 months later and was free from complications. This case higlights that LA should be strongly considered to enable better intra-operative neurological monitoring in the event of foetal-type posterior circle of Willis.


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