Publications by authors named "Danuel Laan"

Primary adenocarcinoma in the excluded stomach of Roux-en-Y gastric bypass (RYGB) patients is extremely rare. As such, the most effective diagnostic approach has not yet been determined. In typical patients, endoscopic ultrasound (EUS) is the first-line technique for evaluating suspected gastric cancer.

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Ovarian cystadenomas are benign epithelial neoplasms, many of which are of the serous subtype. Most patients present with symptoms such as abdominal pain, bloating, and bladder issues. This patient, who had a BMI of 45, presented with a giant ovarian serous cystadenoma identified during an elective bariatric surgery; interestingly, she was completely asymptomatic at the time of discovery.

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The endpoint in emergent management of acute massive pulmonary embolism (PE) has traditionally been with embolectomy through a standard median sternotomy. This approach is limited in both exposure and concomitant functional morbidity associated with sternotomy. In a previous publication, we described a novel minimally invasive, thoracoscopically assisted approach to pulmonary embolectomy.

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Objectives: Laparoscopic Nissen fundoplication is the most commonly performed operation for the repair of large hiatal hernias. We compared outcomes between the Belsey Mark IV fundoplication and the laparoscopic Nissen fundoplication.

Methods: A retrospective review was performed over a 10-year period on patients who had repair of large paraesophageal hernia.

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Purpose: Newly diagnosed swallowing dysfunction is rare, with an incidence <1% in hospitalized patients. The purpose of this study was to evaluate the incidence and clinical characteristics of dysphagia in elderly trauma patients specifically.

Methods: Patients ≥75years who had newly diagnosed swallowing dysfunction were identified by retrospective review of our institutional trauma database from 2009-2012.

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Background: The safety, efficacy, and prognostic implications of resection of adrenocortical carcinoma with inferior vena cava tumor thrombus are poorly described.

Methods: A retrospective review was performed during a 30-year period on patients who underwent resection of locally advanced, nonmetastatic adrenocortical carcinoma. We compared patients with and without inferior vena cava tumor thrombus, examining perioperative characteristics, completeness of resection, mortality, and survival.

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Introduction: Tube thoracostomy (TT), considered a routine procedure, has significant complications. Current recommendations for placement rely on surface anatomy. There is no information to guide operators regarding angle of insertion relative to chest wall.

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Efficacy and outcomes of resection for pancreatic neuroendocrine tumors (pNET) are well established; specific data on outcomes for pancreaticoduodenectomy (PD), either alone or with combined procedures, are limited. A retrospective review of PDs for pNET (1998-2014) at our institution was conducted. Patients were categorized into standard PD (SPD) alone or combined PD (CPD) defined as patients undergoing concurrent vascular reconstruction or additional organ resection for curative intent.

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Introduction: Current Advanced Trauma Life Support guidelines recommend decompression for thoracic tension physiology using a 5-cm angiocatheter at the second intercostal space (ICS) on the midclavicular line (MCL). High failure rates occur. Through systematic review and meta-analysis, we aimed to determine the chest wall thickness (CWT) of the 2nd ICS-MCL, the 4th/5th ICS at the anterior axillary line (AAL), the 4th/5th ICS mid axillary line (MAL) and needle thoracostomy failure rates using the currently recommended 5-cm angiocatheter.

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Background: Decompression of tension physiology may be lifesaving, but significant doubts remain regarding ideal needle thoracostomy (NT) catheter length in the treatment of tension physiology. We aimed to demonstrate increased clinical effectiveness of longer NT angiocatheter (8 cm) compared with current Advanced Trauma Life Support recommendations of 5-cm NT length.

Methods: This is a retrospective review of all adult trauma patients from 2003 to 2013 (age > 15 years) transported to a Level I trauma center.

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