Notes in 05 Abdominal aorta

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Status	Last Update	Fields
Published	05/01/2023	Vascular Imaging: Abdominal AortaA type {{c1::III}} endoleak represents {{c2::device failure}} causing leakage through graft fabric or segments of a m…
Published	05/01/2023	Vascular Imaging: Abdominal AortaType III{{c1::a}} endoleaks occur at an attachment with {{c2::aortic-aortic}} or {{c3::aortic-bifurcated}} compo…
Published	05/01/2023	Vascular Imaging: Abdominal AortaType III{{c1::b}} endoleaks occur at an attachment with {{c2::bifurcated}}-iliac limb or {{c3::iliac-limb iliac-limb}…
Published	05/01/2023	Vascular Imaging: Abdominal AortaType III{{c1::c}} endoleaks occur at an attachment with {{c2::aortic}} side branch or a {{c3::side-branch side-branch…
Published	05/01/2023	Vascular Imaging: Abdominal AortaType III{{c1::d}} endoleaks are characterized by graft tear, perforation, or fracture.
Published	05/01/2023	Vascular Imaging: Abdominal AortaType {{c1::IV}} and type {{c1::V}} endoleaks are diagnoses of exclusion
Published	05/01/2023	Vascular Imaging: Abdominal AortaType {{c3::IV}} endoleaks are caused by {{c1::porous}} grafts and are transiently seen intra-{{c2::procedurally}}
Published	05/01/2023	Vascular Imaging: Abdominal AortaType {{c2::IV}} endoleaks usually resolve within {{c3::one month::duration}} after withdrawal of {{c1::anticoagulatio…
Published	05/01/2023	Vascular Imaging: Abdominal AortaType {{c2::V}} endoleaks are also called {{c1::endotension}}
Published	05/01/2023	Vascular Imaging: Abdominal AortaType {{c1::V}} endoleak is defined as continued {{c2::expansion}} of the aneurysm without any other endoleak pre…
Published	05/01/2023	Vascular Imaging: Abdominal AortaA type {{c1::V}} endoleak is thought to be due to an endoleak below the resolution of imaging.
Published	05/01/2023	Vascular Imaging: Abdominal AortaAn abdominal aortic aneurysm (AAA) is defined as an aortic diameter ≥ {{c1::3 cm}}
Published	05/01/2023	Vascular Imaging: Abdominal AortaAbdominal aortic aneurysms are most common in {{c1::older men::demographic?}}
Published	05/01/2023	Vascular Imaging: Abdominal AortaRisk factors for the development of an AAA include {{c1::male}} sex, increased age, family history, and {{c2::sm…
Published	05/01/2023	Vascular Imaging: Abdominal AortaCT evaluation of AAAs should include double oblique reformatted images to obtain a true cross-sectional {{c1::diamete…
Published	05/01/2023	Vascular Imaging: Abdominal Aorta{{c1::Ultrasound}} is the principal screening modality for abdominal aortic aneurysms.
Published	05/01/2023	Vascular Imaging: Abdominal AortaIf an aneurysm is present on screening abdominal ultrasound, the {{c1::diameter}} is measured in {{c2::three::#}} ort…
Published	05/01/2023	Vascular Imaging: Abdominal AortaUltrasound screening of AAAs in high-risk patients is approved by Medicare for patients >{{c1::65}} years old
Published	05/01/2023	Vascular Imaging: Abdominal AortaIf an AAA is detected on screening ultrasound and is < {{c1::4}} cm, it is recommended to {{c2::follow-up in 6 mon…
Published	05/01/2023	Vascular Imaging: Abdominal AortaIf an AAA < 4 cm is detected on screening ultrasound with no change 6 months later at follow-up, {{c1::annual surv…
Published	05/01/2023	Vascular Imaging: Abdominal AortaIf an AAA is detected on screening ultrasound and is between {{c1::4}} - {{c1::4.5}} cm, it is recommended to {{c2::f…
Published	05/01/2023	Vascular Imaging: Abdominal AortaIf an AAA between 4-4.5 cm is detected on screening ultrasound with no change 6 months later&nbsp…
Published	05/01/2023	Vascular Imaging: Abdominal AortaSurgery should be {{c1::considered}} if an AAA between {{c2::5}} - {{c2::5.5}} cm is detected on screening ultra…
Published	05/01/2023	Vascular Imaging: Abdominal AortaSurgery should be {{c1::recommended}} if an AAA > {{c2::5.5}} cm is detected on a screening ultrasound.
Published	05/01/2023	Vascular Imaging: Abdominal AortaAortic {{c1::rupture}} should be excluded in patients with acute {{c2::chest}} or {{c2::abdominal}} pain, {{c3::…
Published	05/01/2023	Vascular Imaging: Abdominal Aorta{{c1::80}}% of aortic aneurysm ruptures occur in the {{c2::retroperitoneum}}
Published	05/01/2023	Vascular Imaging: Abdominal Aorta{{c2::20}}% of aortic aneurysm ruptures occur towards the {{c1::peritoneum}}
Published	05/01/2023	Vascular Imaging: Abdominal AortaRarely, aortic aneurysms can rupture towards the {{c1::IVC}} and create an {{c2::aorto-caval}} fistula or to the {{c3…
Published	05/01/2023	Vascular Imaging: Abdominal AortaRisk factors for aortic aneurysm rupture include increased aneurysm {{c1::size}}, decreased {{c2::thrombus-to-lumen}}…
Published	05/01/2023	Vascular Imaging: Abdominal AortaClassic imaging features of AAA rupture include {{c1::retroperitoneal}} hematoma, periaortic {{c2::stranding}}, and c…
Published	05/01/2023	Vascular Imaging: Abdominal AortaThe {{c1::draped aorta}} sign, where the {{c2::posterior}} wall of the aorta is not seen distinctly from adjacent str…
Published	05/01/2023	Vascular Imaging: Abdominal AortaThe {{c1::tangential calcium}} sign, or focal disconinuity of {{c2::intimal}} calcification, is a secondary sign of {…
Published	05/01/2023	Vascular Imaging: Abdominal AortaA peripheral high-attenuating {{c1::crescent}} shape is a secondary sign of AAA rupture
Published	05/01/2023	Vascular Imaging: Abdominal AortaA CTA of aortic rupture should include {{c2::noncontrast}} and {{c2::contrast}}-enhanced phases, with thin slice (1 m…
Published	05/01/2023	Vascular Imaging: Abdominal AortaAAA repair is recommended when it is expanding at a rate of >{{c1::5 mm}}/year or is {{c2::symptomatic}}
Published	05/01/2023	A ruptured AAA has a mortality of at least {{c1::50}}%
Published	05/01/2023	Vascular Imaging: Abdominal AortaAAAs can be repaired with traditional open techniques or {{c1::endovascular}} techniques.
Published	05/01/2023	Vascular Imaging: Abdominal Aorta{{c1::Endovascular}} repair of an AAA is the preferred technique for all patients regardless of surgical risk.
Published	05/01/2023	Vascular Imaging: Abdominal AortaOpen repair of an AAA occurs in patients who cannot receive endovascular treatment, mostly due to aneurysm {{c1::shap…
Published	05/01/2023	Vascular Imaging: Abdominal AortaIn regards to long-term outcomes, Endovascular AAA repair is {{c1::equivalent to::relative efficacy to}} op…
Published	05/01/2023	Vascular Imaging: Abdominal AortaComplications of endovascular repair of AAA include endoleak, {{c1::endotension}} (enlargement of the aneurysm sac), …
Published	05/01/2023	Vascular Imaging: Abdominal AortaA(n) {{c1::endoleak}} is {{c2::persistent flow}} into an excluded {{c3::aneurysm sac}} after endo…
Published	05/01/2023	Vascular Imaging: Abdominal AortaA type {{c1::I}} endoleak is characterized by an inadequate {{c2::graft seal}}.
Published	05/01/2023	Vascular Imaging: Abdominal AortaA type I{{c1::A}} endoleak is characterized by an inadequate graft seal causing a {{c2::proximal}} leak.
Published	05/01/2023	Vascular Imaging: Abdominal AortaA type I{{c1::B}} endoleak is characterized by an inadequate graft seal causing a {{c2::distal}} leak.
Published	05/01/2023	Vascular Imaging: Abdominal AortaA type I{{c1::C}} endoleak is characterized by an inadequate graft seal of a {{c2::sidebranch}} or {{c3::limb oc…
Published	05/01/2023	Vascular Imaging: Abdominal AortaA type {{c1::II}} endoleak is characterized by persistent {{c2::collateral}} flow to the excluded aneurysm sac.
Published	05/01/2023	Vascular Imaging: Abdominal AortaThe persistent collateral flow in a type II endoleak typically arises from the {{c1::lumbar}} arteries or the {{c2::i…
Published	05/01/2023	Vascular Imaging: Abdominal Aorta{{c1::Aortitis}} is inflammation of the aorta, which may be either {{c2::infectious::etiology}} or {{c2::inflammatory…
Published	05/01/2023	Vascular Imaging: Abdominal AortaInflammatory aortitis can be due to:{{c1::Systemic vascultides (Takayusu arteritis, Giant cell arteritis, polyar…
Published	05/01/2023	Vascular Imaging: Abdominal AortaInflammatory aortitis is treated with {{c1::corticosteroids}}.
Published	05/01/2023	Vascular Imaging: Abdominal AortaThe {{c3::acute}} phase of aortitis will show {{c1::circumferential}} mural {{c2::thickening}} and {{c2::enhancement}…
Published	05/01/2023	Vascular Imaging: Abdominal AortaMRI findings of active aortitis include an aortic wall thickness >{{c1::2 mm}} and {{c2::enhancement}} of the…
Published	05/01/2023	Vascular Imaging: Abdominal AortaLong segmental {{c1::stenoses}} and/or {{c1::aneurysms}} can arise in the {{c2::chronic}} phase of aortitis.&nbs…
Published	05/01/2023	Vascular Imaging: Abdominal Aorta{{c1::Infectious}} aortitis presents with {{c2::crescenteric::shape?}} thickening of the aortic wall with peri-aortic…
Published	05/01/2023	Vascular Imaging: Abdominal AortaA complication of {{c1::infectious}} aortitis is the development of a {{c2::mycotic}} aneurysm.
Published	05/01/2023	Vascular Imaging: Abdominal AortaMycotic aneurysms are most commonly caused by {{c1::Staphylococcus aureus}} and {{c2::Salmonella}} species.
Published	05/01/2023	Vascular Imaging: Abdominal Aorta{{c1::Leriche}} syndrome is occlusive atherosclerotic disease of the {{c2::distal abdominal aorta}}.
Published	05/01/2023	Vascular Imaging: Abdominal Aorta{{c5::Leriche}} syndrome produces the classical quartet of: {{c1::impotence}}buttock {{c2::claudicatio…
Published	05/01/2023	Vascular Imaging: Abdominal AortaIn Leriche syndrome, extensive {{c3::collaterals}} develop from the {{c2::thoraco-abdominal aorta}} to the {{c1::exte…
Published	05/01/2023	Vascular Imaging: Abdominal AortaThe {{c1::anterior}} pathway of collaterals in Leriche syndrome goes from the thoracic aorta → {{c2::internal th…
Published	05/01/2023	Vascular Imaging: Abdominal AortaThe {{c1::middle}} pathway of collaterals in Leriche syndrome goes from the abdominal aorta → {{c3::SMA}} →…
Published	05/01/2023	Vascular Imaging: Abdominal AortaThe {{c1::posterior}} pathway of collaterals in Leriche syndrome goes from the abdominal aorta → {{c2::inte…
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