Publications by authors named "Joseph Hannan"

Article Synopsis
  • Hemodynamically significant mitral regurgitation (MR) can lead to serious health issues, and transcatheter edge-to-edge repair (TEER) is a less invasive option that has become popular for treating it in high-risk patients.
  • There are currently no clear guidelines for patients who experience TEER failures to decide whether they should try TEER again or opt for surgical mitral valve repair.
  • In cases of failed TEER, it's crucial to evaluate the surgical risk with a multidisciplinary team, as surgery can still be successful for high-risk patients at specialized medical centers.
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Background: Spontaneous coronary artery dissection (SCAD) is an uncommon cause of acute coronary syndrome in younger females with no pre-existing history of coronary artery disease. Recurrent SCAD is common after a first episode and can involve the same coronary artery or present as a new dissection unrelated to the initial lesion. Current recommendations advise for a conservative approach in the absence of haemodynamic compromise and flow limitations.

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BACKGROUND Takotsubo cardiomyopathy (TC) is characterized as acute left ventricular dysfunction precipitated by intense emotional or physiological stress. The mid-ventricular variant of TC usually has akinesis, with or without ballooning of the mid-ventricular segment, and a hyperdynamic base and apex. Recurrence of the typical and atypical (reversed and mid-ventricular type) forms has been reported in only a very small number of cases.

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Dual antiplatelet therapy (DAPT) is widely recognized as the mainstay of treatment after percutaneous coronary intervention (PCI). Premature discontinuation may pose a risk of in-stent thrombosis, acute myocardial infarction, and death. With the increased usage of antiplatelet agents, increased attention has been drawn to their potential allergic reactions.

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Mycotic aortic aneurysms are rare. The most common cause of a mycotic aortic aneurysm is bacterial seeding in a diseased or injured aortic intima with subsequent arteritis. Because the clinical presentation of mycotic aortic aneurysms can be quite variable, the diagnosis hence can often be quite challenging.

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Air embolism is rare and potentially fatal. Its early recognition and prompt treatment can help to prevent life-threatening sequelae. Herein, we report the case of a 75-year-old man who underwent a computed tomographic-guided lung biopsy of a left-lower-lobe pulmonary nodule.

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Stent malapposition remains an important cause of complications following stent implantation. Stent underexpansion is a frequent cause of this. We describe a case of coronary stent malapposition as a result of a post-stenotic aneurysm.

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Synopsis of recent research by authors named "Joseph Hannan"

  • Joseph Hannan's recent research focuses on complex interventional cardiology techniques, particularly regarding the management of mitral regurgitation and the implications of transcatheter procedures.
  • He explores the challenges of spontaneous coronary artery dissection and Takotsubo cardiomyopathy in female patients, contributing important case studies to the literature.
  • Additionally, Hannan examines the complications and rare side effects of coronary interventions, shedding light on the need for careful management of patients undergoing procedures like percutaneous coronary intervention.

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