vascular
Education
Physician Modified Endovascular Graft (PMEG)
Physician-modified endovascular grafts (PMEGs) offer a percutaneous and effective option for repairing complex thoracoabdominal aortic aneurysms. A stent graft is modified onsite using strict sterile technique with reinforced fenestrations created based on the patient's...
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Education
Double Aortic Arch
During embryogenesis, the aortic sac is connected to paired dorsal aortae via six symmetrical aortic (Ao) arches, which give rise to major vascular structures. For example, the right and left common carotid arteries originate...
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Education
Aortic Aneurysm Fat Stranding On CT
As a cardiac anesthesiologist and cardiovascular intensivist, I care for many patients with aortic aneurysms in the perioperative setting. Contrast-enhanced CT imaging is traditionally utilized to assess the location and size of the aneurysm...
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Education
Types Of Endoleaks
Endovascular aneurysm repair (EVAR) offers many patients a minimally invasive option to address vascular pathologies like aortic aneurysm. By deploying a fabric-covered stent within the aneurysm, blood is rerouted through this conduit thereby excluding...
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Medical
Zones Of The Aorta
As a cardiothoracic anesthesiologist and intensivist, I care for many patients in the OR and ICU who have aortic aneurysms or dissections undergoing open/endovascular repair. It's important to localize the aortic pathology to determine...
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Education
TEVAR For Aorto-Esophageal Fistula
Aorta-esophageal fistula is an abnormal communication between the aorta and esophagus leading to life-threatening exsanguination via the GI tract. This can be caused by procedures (e.g., weeks following cardiac arrhythmia ablation), malignancy, foreign body,...
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Education
Type A Dissection
Acute ascending aortic dissection (type A) is a true surgical emergency. Arterial walls are comprised of the intima (innermost layer), media, and adventitia (outermost layer). In a dissection, an intimal tear creates a plane...
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Education
Superior Vena Cava (SVC) Syndrome
Superior vena cava (SVC) syndrome is characterized by facial plethora, upper body venous engorgement, chest pain, soft tissue swelling, dyspnea, and even neurologic changes. Anything that impairs SVC drainage by intrinsic obstruction (thrombosis, anatomic...
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