Search Results - "Messallam, Ahmed A"

International multicenter experience with peroral endoscopic myotomy for the treatment of spastic esophageal disorders refractory to medical therapy (with video) by Khashab, Mouen A., MD, Messallam, Ahmed A., MD, Onimaru, Manabu, MD, PhD, Teitelbaum, Ezra N., MD, Ujiki, Michael B., MD, Gitelis, Matthew E., BS, Modayil, Rani J., MD, Hungness, Eric S., MD, Stavropoulos, Stavros N., MD, El Zein, Mohamad H., MD, Shiwaku, Hironari, MD, Kunda, Rastislav, MD, Repici, Alessandro, MD, Minami, Hitomi, MD, PhD, Chiu, Philip W., MD, Ponsky, Jeffrey, MD, Kumbhari, Vivek, MD, Saxena, Payal, MD, Maydeo, Amit P., MD, Inoue, Haruhiro, MD, PhD

“…Background Limited data exist on the use of peroral endoscopic myotomy (POEM) for therapy of spastic esophageal disorders (SEDs). Objective To study the…”
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Peroral endoscopic myotomy (POEM) vs laparoscopic Heller myotomy (LHM) for the treatment of Type III achalasia in 75 patients: a multicenter comparative study by Kumbhari, Vivek, Tieu, Alan H, Onimaru, Manabu, El Zein, Mohammad H., Teitelbaum, Ezra N., Ujiki, Michael B., Gitelis, Matthew E., Modayil, Rani J., Hungness, Eric S., Stavropoulos, Stavros N., Shiwaku, Hiro, Kunda, Rastislav, Chiu, Philip, Saxena, Payal, Messallam, Ahmed A., Inoue, Haruhiro, Khashab, Mouen A.

“…Background and study aims: Type III achalasia is characterized by rapidly propagating pressurization attributable to spastic contractions. Although…”
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International multicenter comparative trial of transluminal EUS-guided biliary drainage via hepatogastrostomy vs. choledochoduodenostomy approaches by Khashab, Mouen A., Messallam, Ahmed A., Penas, Irene, Nakai, Yousuke, Modayil, Rani J., De la Serna, Carlos, Hara, Kazuo, El Zein, Mohamad, Stavropoulos, Stavros N., Perez-Miranda, Manuel, Kumbhari, Vivek, Ngamruengphong, Saowanee, Dhir, Vinay K., Park, Do Hyun

“…Background and study aims: Endoscopic ultrasound-guided biliary drainage (EUS-BD) can be performed entirely transgastrically (hepatogastrostomy/EUS-HG) or…”
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Submucosal tunneling endoscopic resection of a giant esophageal leiomyoma by Kumbhari, Vivek, MD, Saxena, Payal, MD, Azola, Alba, MD, Messallam, Ahmed A., MD, El Zein, Mohamad H., MD, Khashab, Mouen A., MD

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EUS-guided angiotherapy by Storm, Andrew C., MD, Kumbhari, Vivek, MD, Saxena, Payal, MD, Canto, Marcia I., MD, Azola, Alba, MD, Messallam, Ahmed A., MD, O'Broin-Lennon, Anne Marie, MD, Khashab, Mouen A., MD

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The evolution of EUS-guided cystogastrostomy for pancreatic fluid collections by Messallam, Ahmed A., MD, Keilin, Steven, MD, Cai, Qiang, MD, PhD, FACG, Willingham, Field F., MD, MPH, FASGE

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Comparison of EUS-guided tissue acquisition using two different 19-gauge core biopsy needles: a multicenter, prospective, randomized, and blinded study by DeWitt, John, Cho, Chang-Min, Lin, Jingmei, Al-Haddad, Mohammad, Canto, Marcia Irene, Salamone, Ashley, Hruban, Ralph H., Messallam, Ahmed A., Khashab, Mouen A.

“…Background and study aims: The optimal core biopsy needle for endoscopic ultrasound (EUS) is unknown. The principle aim of this study is to compare outcomes of…”
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Sa1617 Comparison of 10 Modified MELD Models for Predicting Liver Transplant Waiting List Mortality in Patients With Low MELD Score: An Analysis of a 7 Year UNOS Cohort by Messallam, Ahmed A

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Lymph node involvement in gastric adenocarcinoma by Nustas, Rosemary, Messallam, Ahmed A., Gillespie, Theresa, Keilin, Steven, Chawla, Saurabh, Patel, Vaishali, Cai, Qiang, Willingham, Field F.

“…Background Endoscopic management of early gastric cancer is limited by the risk of lymph node metastasis. We aimed to examine the incidence and predictors of…”
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Impact of early aggressive fluid resuscitation in acute pancreatitis by Messallam, Ahmed A., Body, Cameron B., Berger, Stephen, Sakaria, Sonali S., Chawla, Saurabh

“…Acute pancreatitis management guidelines recommend early aggressive hydration to improve clinical outcomes. We aim to evaluate the influence of early fluid…”
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Direct Endoscopic Necrosectomy With and Without Hydrogen Peroxide for Walled-off Pancreatic Necrosis: A Multicenter Comparative Study by Messallam, Ahmed A, Adler, Douglas G, Shah, Raj J, Nieto, Jose M, Moran, Robert, Elmunzer, B Joseph, Cosgrove, Natalie, Mullady, Dan, Singh, Harkirat, Cote, Gregory, Papachristou, Georgios I, Othman, Mohamed O, Zhang, Chao, Javaid, Huma, Mercado, Michael, Tsistrakis, Steven, Kumta, Nikhil A, Nagula, Satish, Dimaio, Christopher J, Birch, Madeleine S, Taylor, Linda Jo, Labarre, Nicolas, Han, Samuel, Hollander, Thomas, Keilin, Steven A, Cai, Qiang, Willingham, Field F

“…Endoscopic necrosectomy has emerged as the preferred treatment modality for walled-off pancreatic necrosis. This study was designed to evaluate the safety and…”
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1093 Lumen Apposing Metal Stent (LAMS) for Benign Gastrointestinal Strictures by Messallam, Ahmed A, Mekaroonkamol, Parit, Dacha, Sunil, Keilin, Steven, Cai, Qiang, Willingham, Field F

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The Evolution of Cystgastrostomy: The Hot Coaxial Lumen Apposing Metal Stent With Integrated Cautery and No Guidewire by Messallam, Ahmed A, Dacha, Sunil, Keilin, Steven, Cai, Qiang, Willingham, Field F

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Submucosal endoscopy: the new frontier of therapeutic endoscopy by Khashab, Mouen A, Messallam, Ahmed A, Zein, Mohamad El, Kumbhari, Vivek

“…PURPOSE OF REVIEWPeroral endoscopic myotomy (POEM) and submucosal tunneling and endoscopic resection (STER) have been recently described as minimally invasive…”
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Jet injection of dyed saline facilitates efficient peroral endoscopic myotomy by Khashab, Mouen A, Messallam, Ahmed A, Saxena, Payal, Kumbhari, Vivek, Ricourt, Ernesto, Aguila, Gerard, Roland, Bani Chander, Stein, Ellen, Nandwani, Monica, Inoue, Haruhiro, Clarke, John O

“…Peroral endoscopic myotomy (POEM) is technically challenging and time consuming. Repeated injection of dyed saline during tunneling is performed to enhance the…”
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Intraoperative determination of the adequacy of myotomy length during peroral endoscopic myotomy (POEM): the double-endoscope transillumination for extent confirmation technique (DETECT) by Khashab, Mouen A, Kumbhari, Vivek, Azola, Alba, Zein, Mohamad El, Messallam, Ahmed A, Abdelgelil, Ahmed, Besharati, Sepideh, Kalloo, Anthony N, Saxena, Payal

“…Precise identification of the gastroesophageal junction (GEJ) is a challenging prerequisite for adequate length of an esophageal myotomy. Multiple standard…”
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Fluoroscopy to document the extent of cardiomyotomy during peroral endoscopic myotomy by Kumbhari, Vivek, Saxena, Payal, Messallam, Ahmed A, Aguila, Gerard, Tieu, Alan H, El-Zein, Mohammed, Kalloo, Anthony N, Khashab, Mouen A

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Iatrogenic pharyngoesophageal perforations treated with fully covered self-expandable metallic stents (with video) by Kumbhari, Vivek, Azola, Alba A., Tieu, Alan H., Sachdeva, Reetika, Saxena, Payal, Messallam, Ahmed A., El Zein, Mohamad H., Okolo, Patrick I., Khashab, Mouen A.

“…Background Iatrogenic pharyngoesophageal perforations are a rare but serious complication of endoscopy. Surgical and non-surgical approaches have been reported…”
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917 EUS-Guided Angiotherapy by Storm, Andrew, Kumbhari, Vivek, Saxena, Payal, Canto, Marcia I, Azola, Alba, Messallam, Ahmed a, Lennon, Anne Marie, Khashab, Mouen

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Tu1733 Advanced Endoscopy Trainee Competence in Gastric ESD Can Be Efficiently Achieved Using a Novel Viscous Dissecting Gel in a Live Porcine Model by Saxena, Payal, El Zein, Mohamad H, Kumbhari, Vivek, Messallam, Ahmed A, Azola, Alba, Abdelgelil, Ahmed, Besharati, Sepideh, Kalloo, Anthony N, Khashab, Mouen

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