Anatomical variations in the human sinuatrial nodal artery
نویسندگان
چکیده
منابع مشابه
Anatomical variations in the human sinuatrial nodal artery.
OBJECTIVE To analyze the anatomical variations of sinuatrial nodal branch(es) of the coronary artery mainly regarding their number; a recent report from Japan claims the presence of 2 branches in up to 50% of cases, an occurrence that would permit adequate flow compensation in case of occlusion or section of 1 of these branches. METHODS The sinuatrial nodal branch(es) of 50 human hearts fixed...
متن کاملAnatomical Variations of Vertebral Artery
Introduction: Vertebral arteries arise from the root of the neck as the first branches from the superior-posterior aspect of the subclavian arteries. They ascend the neck to enter the cranial cavity and supply blood to the brain. Methods: A total of 20 cadavers (in 10 years) were dissected for the study of variations in the origin of the vertebral artery. This study was conducte...
متن کاملAnatomical Variations in the Sinoatrial Nodal Artery: A Meta-Analysis and Clinical Considerations
BACKGROUND AND OBJECTIVE The sinoatrial nodal artery (SANa) is a highly variable vessel which supplies blood to the sinoatrial node (SAN). Due to its variability and susceptibility to iatrogenic injury, our study aimed to assess the anatomy of the SANa and determine the prevalence of its anatomical variations. STUDY DESIGN An extensive search of major electronic databases was performed to ide...
متن کاملAnatomical Variations of Circle of Willis in 57 Human Brains
Purpose: The circle of willis is responsible for blood supply of brain, which may suffer from anatomical variations. These disturbances can lead to aneurysm or even arterial rupture. The purpose of this study was to evaluate the anatomical structure of the cerebral arteries forming the circle of willis in adult cadavers. Also, cerebral versus non- cerebral versus non-cerebral arterial walls wer...
متن کاملAnatomical Variations in Anterior Cerebral Artery in Human Cadavers
Address for Correspondence: Dr. Smita B. Shinde, Assistant Professor, Department of Anatomy, MGM’s Medical College, Aurangabad 431 001 (M.S.) India. Mobile no.: +917066651648 E-Mail: [email protected]. Introduction: Anterior cerebral artery is one of the terminal branches of internal carotid artery below the anterior perforated substance. Cerebral artery occlusion may leads to infarction i...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Clinics
سال: 2006
ISSN: 1807-5932
DOI: 10.1590/s1807-59322006000600011