Items tagged “aneurysm”
9 results found
Article
Saccular cerebral aneurysm
Saccular cerebral aneurysms, also known as berry aneurysms, are intracranial aneurysms with a characteristic rounded shape. They account for the vast majority of intracranial aneurysms and are the most common cause of non-traumatic subarachnoid hemorrhage.
Terminology
Those larger than 25 mm i...
Article
Thoracic aortic aneurysm
Thoracic aortic aneurysms are a type of thoraco-abdominal aneurysms and are relatively uncommon compared to abdominal aortic aneurysms. There is a wide range of causes, and the ascending aorta is the segment most commonly affected. Both CT-angiography and MR-angiography are the modalities of cho...
Article
Coil herniation
A coil herniation refers to the part of a detachable coil prolapsing out of the aneurysm and into the parent artery. It is an uncommon complication and is typically seen at the end of the embolization procedure. Contributing factors include 1:
wide aneurysm neck
instability of the coil in the ...
Article
Splenic artery aneurysm
Splenic artery aneurysms are the most common visceral arterial aneurysm formation as well as the third most common abdominal aneurysm (after the aorta and iliac vessels). Aneurysms are usually saccular in configuration and they can either be in the form of a true aneurysm (much more common) or a...
Article
Iliac artery aneurysm
Iliac arterial aneurysms are focal dilatations of the iliac artery.
Although the dimensions that define the aneurysm are dependent on the sex of the patient and the portion of the artery involved, a common iliac artery (CIA) with a diameter ≥1.7 cm in males or ≥1.5 cm in females is considered ...
Article
Visceral artery aneurysm
Visceral artery aneurysms are abnormal focal dilatations of splanchnic arteries supplying abdominal organs. Visceral artery aneurysms include both true aneurysms and pseudoaneurysms.
Owing to different clinical manifestations and a unique, specific, pathology, renal artery aneurysms are discuss...
Article
Hemosuccus pancreaticus
Hemosuccus pancreaticus, also known as pseudohaemobilia or hemoductal pancreatitis, is a rare cause of GI bleeding, due to blood originating from the pancreatic duct into the duodenum via the ampulla of Vater, or major pancreatic papilla.
Epidemiology
male:female ratio is 7:1
highly corr...
Article
Basilar artery aneurysm
Basilar artery aneurysms are less common than anterior circulation aneurysms, and rupture less frequently, but their critical location necessitates careful evaluation.
Unruptured basilar artery aneurysms occurs in 3% of all intracranial aneurysms 4.
Radiographic features
CT
may present as ...
Article
Endosaccular flow disruption devices
Endosaccular flow disruption devices, also simply known as flow disruptors, are used for the treatment of either ruptured or unruptured saccular, wide-neck, usually bifurcation as well as side-wall intracranial aneurysms. Their primary function is to stop blood from flowing into the aneurysm, al...
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