Items tagged “aorta”

109 results found
Article

Abdominal aortic aneurysm

Abdominal aortic aneurysms (AAA) are focal dilatations of the abdominal aorta measuring 50% greater than the proximal normal segment, or >3 cm in maximum diameter. They can be confined to the abdominal aorta or can continue from the thoracic aorta as part of a thoraco-abdominal aneurysm (TAAA)....
Article

Aortic arch

The aortic arch represents the direct continuation of the ascending aorta and represents a key area for a review of normal variant anatomy and a wide range of pathological processes that range from congenital anomalies to traumatic injury. Summary origin: continuation of the ascending aorta at...
Article

Aortic dissection

Aortic dissection is the prototype and most common form of acute aortic syndromes and a type of arterial dissection. It occurs when blood enters the medial layer of the aortic wall through a tear or penetrating ulcer in the intima and tracks longitudinally along with the media, forming a second ...
Article

Aortic intramural hematoma

Aortic intramural hematoma is an atypical form of aortic dissection due to a contained hemorrhage into the aortic wall usually from the vasa vasorum without an intimal tear. It forms part of the acute aortic syndrome spectrum along with penetrating atherosclerotic ulcer and classical aortic diss...
Case

Normal aortic arch (diagram)

  Diagnosis not applicable
Frank Gaillard
Published 07 May 2008
19% complete
Diagram
Article

Thoracic aortic dilatation (differential)

There is a broad differential for thoracic aortic dilatation. Differential diagnosis senile ectasia hypertension post-stenotic dilatation, e.g. bicuspid aortic valve thoracic aortic aneurysm atherosclerosis (usually descending thoracic aorta) collagen disorders Marfa...
Article

Endoleak

Endoleaks are characterized by persistent blood flow within the aneurysm sac following endovascular aneurysm repair (EVAR). Normally the aortic stent-graft used for EVAR excludes the aneurysm from the circulation by providing a conduit for blood to bypass the sac. Epidemiology An endoleak is a...
Case

Ascending aorta aneurysm

  Diagnosis certain
G Balachandran
Published 27 Dec 2008
80% complete
MRI
Article

Figure 3 sign (aortic coarctation)

The figure 3 sign is seen in aortic coarctation and is formed by prestenotic dilatation of the aortic arch and left subclavian artery, indentation at the coarctation site (also known as the "tuck"), and post-stenotic dilatation of the descending aorta. On barium studies of the esophagus in pati...
Article

Reverse figure 3 sign (esophagus)

The reverse figure 3 sign (also known as the E sign) is seen on barium swallows in patients with coarctation of the aorta and is the medial equivalent of the figure 3 sign seen on plain chest radiographs. It is formed by prestenotic dilatation of the ascending aorta, indentation of the coarctati...
Article

Coarctation of the aorta

Coarctation of the aorta (CoA) refers to a narrowing of the aortic lumen. Epidemiology Coarctations account for between 5-8% of all congenital heart defects. They are more frequent in males, M:F ratio of ~2-3:1. Associations As with many congenital abnormalities, coarctation of the aorta is ...
Case

Coarctation of the aorta

  Diagnosis not applicable
Frank Gaillard
Published 22 May 2009
50% complete
Annotated image CT X-ray
Case

Vascular ring

  Diagnosis certain
Frank Gaillard
Published 02 Nov 2009
79% complete
X-ray
Case

Aortic dissection DeBakey classification (illustration)

  Diagnosis not applicable
Frank Gaillard
Published 16 Nov 2009
29% complete
Diagram
Case

Aortic dissection

  Diagnosis certain
Gagandeep Singh
Published 19 Nov 2009
62% complete
CT
Case

Abdominal aortic aneurysm

  Diagnosis certain
Hani Makky Al Salam
Published 17 Jan 2010
74% complete
CT
Case

Aortic ductus diverticulum

  Diagnosis certain
Hani Makky Al Salam
Published 24 Jan 2010
68% complete
CT
Case

Right aortic arch with aberrant left subclavian artery

  Diagnosis certain
Hani Makky Al Salam
Published 04 Feb 2010
75% complete
Fluoroscopy X-ray CT
Case

Aortic arch pseudoaneurysm

  Diagnosis certain
Frank Gaillard
Published 09 Feb 2010
98% complete
CT Annotated image X-ray
Case

Coarctation of the aorta

  Diagnosis certain
Hani Makky Al Salam
Published 22 Feb 2010
64% complete
CT X-ray

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