Publications by authors named "Kristyn A Mannoia"

Severe hemodialysis access-induced distal ischemia is an uncommon complication after arteriovenous fistula creation. Finger amputation is rare and generally does not involve the entirety of the digit. The distal revascularization interval ligation procedure has become less commonly used for hemodialysis access-induced distal ischemia over the past decade.

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Article Synopsis
  • Duplex ultrasound (DUS) has been a key imaging tool for carotid bifurcation disease due to its affordability and noninvasive nature, but over time, computed tomography angiography (CTA) has gained popularity due to safety and accessibility.
  • A study analyzing preoperative imaging trends for elective carotid endarterectomies (CEAs) in Southern California from 2011 to 2020 revealed that while DUS was initially the most common imaging modality, its usage has declined in favor of CTA.
  • By 2020, CTA became the primary imaging choice for symptomatic patients, with 56% utilizing DUS, 28% CTA, 6% magnetic resonance angiography, and 10% conventional angi
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Objectives: Extracranial carotid artery aneurysms (ECAA) are rare and consequentially understudied; yet multiple management strategies for ECAA have been pursued. The goal of this study was to compare rates of stroke and cardiac events following surgical or endovascular management of ECAA utilizing the American College of Surgeons, National Surgical Quality Improvement Program (ACS-NSQIP).

Methods: The ACS-NSQIP database was queried for patients with both selected procedure codes and diagnostic codes specific for ECAA.

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  • This study investigates the long-term outcomes of patients after major lower extremity amputation (LEA), revealing a nearly 20% mortality rate within the first year.
  • Factors contributing to 1-year mortality include post-op myocardial infarction, congestive heart failure, hypertension, chronic obstructive pulmonary disease, and having a dependent functional status.
  • The analysis indicates that poorer functional status is linked to a decline in mobility, while those with dependent functional status are less likely to require a higher level of amputation.
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Patient frailty indices are increasingly being utilized to anticipate post-operative complications. This study explores whether a 5-factor modified frailty index (mFI-5) is associated with outcomes following below-knee amputation (BKA). All BKAs in the vascular quality initiative (VQI) amputation registry from 2012-2017 were reviewed.

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Background: Guidelines recommend that patients with carotid artery stenosis ≥50% (Sx-CAS) undergo carotid endarterectomy (CEA) within 14 days of symptoms. However, perioperative risks, especially stroke, may be increased when CEA is performed within 48 hours. This study seeks to more fully evaluate the effect of timing of surgery on outcomes for Sx-CAS.

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