Publications by authors named "Alexander H Vu"

This is a man in his late 70s with a history of myocardial infarction and congenital factor XI (FXI) deficiency, who underwent urgent coronary artery bypass surgery for coronary artery disease. He demonstrated less than 2% factor XI activity on serological assay. Preoperatively, the patient was managed with only a non-therapeutic heparin drip, forgoing any preoperative factor resuscitation.

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Gallstone ileus, a rare cause of mechanical bowel obstruction, occurs due to the formation of a cholecystenteric fistula allowing gallstones to migrate into the gastrointestinal tract. The condition occurs mostly in elderly patients, particularly women, and carries a significant mortality risk due to delayed diagnosis. This case report discusses a 77-year-old female patient with a history of chronic medical conditions, who self-presented with periumbilical pain, nausea, and reduced bowel movements.

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Spilled gallstones during laparoscopic cholecystectomy can potentially lead to serious complications in patients. We present a case of a patient with gallstone spillage during cholecystectomy who was found years later to have gallstones stuck in a difficult location, requiring robotic surgery. A robotic approach allows for greater visual angles compared to conventional laparoscopy.

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Background: Sleeve gastrectomy has become a gold standard in addressing medically refractory obesity. Robotic platforms are becoming more utilized, however, data on its cost-effectiveness compared to laparoscopy remain controversial (1-3). At NYU Langone Health, many of the bariatric surgeons adopted robotic surgery as part of their practices starting in 2021.

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Abnormal cystic lymphangioma is a rare, benign tumour of lymphatic origin that often presents with subtle clinical symptoms. A man in his 20s sought medical attention for a progressively tender mass located in the right lower quadrant. Following ultrasound and CT imaging, surgical pathology confirmed the presence of abnormal cystic lymphangioma.

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Background: New York University Langone Health has three accredited bariatric centers, with 10 different bariatric surgeons. This retrospective analysis compares surgeon techniques in laparoscopic or robotic sleeve gastrectomy (SG) to identify associations with perioperative morbidity and mortality.

Methods: All adults who underwent SG between 2017 and 2021 at NYU Langone Health were evaluated via EMR and MBSAQIP 30-day data.

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Background: New York University Langone Health has three accredited bariatric centers, with altogether ten different bariatric surgeons. This retrospective analysis compares individual surgeon techniques in laparoscopic or robotic Roux-en-Y gastric bypass (RYGB) to identify potential associations with perioperative morbidity and mortality.

Methods: All adult patients who underwent RYGB between 2017 and 2021 at NYU Langone Health campuses were evaluated via electronic medical records and MBSAQIP 30-day follow-up data.

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We describe the case of a patient with extranodal marginal zone mucosa-associated lymphoid tissue (MALT) lymphoma of the gallbladder discovered incidentally after elective cholecystectomy. A 76-year-old female with a history of non-Hodgkin's lymphoma of the right breast and rectal cancer stage Tis requiring trans-anal excision presented with chronic intermittent abdominal pain. Computed tomography (CT) scan showed multiple calcified gallstones impacted in the gallbladder, with no evidence of enlarging lymphadenopathy indicating an elective cholecystectomy.

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Background: Many insurance companies mandate medically supervised weight loss programs (MSWLPs) prior to bariatric surgery. This retrospective study aims to elucidate whether the average 6-month preoperative medical-management period decreases preoperative BMI for those with BMI ≥ 50.

Methods: All adult patients with bariatric consultation at any time at the New York University Langone Health campuses during the period 2015 to 2021 were evaluated via electronic medical records.

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