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Papers and Publications

1. Continuous positive airway pressure in immediate postoperative period after laparoscopic Roux-en-Y gastric bypass: is it safe?
   A Ramirez, PF Lalor, S Szomstein, RJ Rosenthal
   Surgery for Obesity and Related Diseases 5 (5), 544-546
   2009
2. Diagnosis and treatment of megaesophagus after adjustable gastric banding for morbid obesity
   IE Arias, M Radulescu, R Stiegeler, JP Singh, P Martinez, A Ramirez, …
   Surgery for Obesity and Related Diseases 5 (2), 156-159
   2009
3. Outcomes of bariatric surgery in patients> 70 years old
   A Ramirez, M Roy, JE Hidalgo, S Szomstein, RJ Rosenthal
   Surgery for Obesity and Related Diseases 8 (4), 458-462
   2012
4. Chyloperitoneum after laparoscopic Roux-en-Y gastric bypass (LRYGB)
   JE Hidalgo, A Ramirez, S Patel, E Acholonu, J Eckstein, W Abu-Jaish, …
   Obesity surgery 20 (2), 257-260
   2010
5. Laparoscopic sleeve gastroplasty: a first step for rapid weight loss in morbidly obese patients requiring a second non-bariatric procedure
   JE Hidalgo, M Roy, A Ramirez, S Szomstein, RJ Rosenthal
   Obesity surgery 22 (4), 555-559
   2012
6. Training model for laparoscopic Heller and Dor fundoplication: a tool for laparoscopic skills training and assessment—construct validity using the GOALS score
   O Bellorin, A Kundel, S Sharma, A Ramirez-Valderrama, P Lee
   Surgical Endoscopy 30 (8), 3654-3660
   2016
7. P46: Outcomes of bariatric surgery in patients with BMI less than 35 kg/m2
   P Fajnwaks, A Ramirez, P Martinez, E Arias, S Szomstein, R Rosenthal
   Surgery for Obesity and Related Diseases 4 (3), 329
   2008
8. P-86: Prevalence of nutritional deficiencies after laparoscopic sleeve gastroplasty as a final step in morbidly obese patients
   W Abu-Jaish, A Ramirez, S Patel, E Acholonu, JG Eckstein, S Szomstein, …
   Surgery for Obesity and Related Diseases 5 (3), S53
   2009
9. P-65: Outcomes of bariatric surgery in patients over 70 years of age
   A Ramirez, JE Hidalgo, JG Eckstein, S Patel, E Acholonu, W Abu-Jaish, …
   Surgery for Obesity and Related Diseases 5 (3), S46
   2009
10. Linfangioma esplenico
    A Ramirez Valderrama, C Celis Pinilla, J Acosta Lozano
    Rev. colomb. cir, 174-178
    2002
11. Gastrojejunal Anastomosis Perforation after Gastric Bypass on a Patient with Underlying Pancreatic Cancer: A Case Report and Review of the Literature
    O Bellorin, A Kundel, A Ramirez-Valderrama, A Castro
    Case reports in surgery 2015 (Article ID 170901, 4 pages)
    2015
12. P-68: Safety and early outcomes of laparoscopic bariatric surgery in morbidly obese adolescents
    JE Hidalgo, A Ramirez, S Patel, JG Eckstein, E Acholonu, W Abu-Jaish, …
    Surgery for Obesity and Related Diseases 5 (3), S47
    2009
13. Small bowel complication after malabsorptive procedures: internal hernias, obstructions, and intussusception
    JE Hidalgo, A Ramirez, R Rosenthal, S Szomstein
    Bariatric Times
    2009
14. Laparoscopic Incisional Hernia Repair with Simultaneous Gastric Bypass in a Morbid Obese Patient
    E Arias, A Henriquez, L Martinez, A Ramirez
    Surgical Endoscopy 33 (S), 467
    2019
15. Laparoscopic Treatment of Acute Gastric Perforation After Sleeve Gastrectomy
    A Hayson, W Douglas, A Ramirez
    Obesity Surgery 28 (2 S), 968
    2018
16. Gastric Band Removal and Gastric Bypass Revision For Weight Regain in a Dialysis Patient
    A Hayson, W Douglas, A Ramirez
    Obesity Surgery 28 (2 S), 1033
    2018
17. Diagnostic and Therapeutic Laparoscopy in Trauma
    E Alvarenga, S Aupont, W Douglas, A Ramirez
    Surgical Endoscopy 32 (S), 121
    2018
18. Laparoscopy in the Management of an Acute Abdomen Due to Bowel Compromise
    S Aupont, E Alvarenga, D McCranie, A Ramirez
    Surgical Endoscopy 32 (S), 326
    2018
19. Safe Laparoscopic Surgical Approach to GI Bleed in Jehovah’s Witness Patient
    E Alvarenga, H Stewart, J Lee, A Ramirez
    Surgical Endoscopy 32 (S), 173
    2018
20. Safe Laparoscopic Surgical Approach of Foreign Body Migration
    E Alvarenga, S Aupont, D McCranie, A Ramirez
    Surgical Endoscopy 32 (S), 149
    2018
21. Early laparoscopic port site hernia with incarceration and small bowel obstruction after sleeve gastroplasty: A case report and literature review
    P Clark, A Ramirez
    Surgery for Obesity and Related Diseases 13 (10), S178
    2017
22. Acute Postoperative Strangulated Ventral Hernia After a Video Assisted Lobectomy
    A Ramirez, E Lo Menzo
    Surgical Endoscopy 31 (S), 139
    2017
23. Robotic Resection of a Pancreatic Tail Tumor Resulting in an Intrapancreatic Accessory Spleen
    A Ramirez, W Douglas
    Surgical Endoscopy 30 (S325–S500), S498
    2016
24. Laparoscopic Subtotal Gastrectomy & Roux-en-Y esophagojejunostomy for Chronic Leak Following Sleeve Gastrectomy
    D Nguyen, N Dhanabalsamy, AR Valderrama, EL Menzo, A Ordonez, …
    Surgery for Obesity and Related Diseases 6 (11), S181
    2015
25. Construct Validity of a Training Model for Laparoscopic Heller Myotomy and Dor Fundoplication Using the Goals Score.
    PL Omar Bellorin, Sharma Saurabh, Alexander Ramirez Valderrama
    Surgical Endoscopy 29 (1), S431
    2015
26. An Interesting Case of MEN Type 1 Diagnosed On Workup For Cholecystitis
    M Darshak Shah, MD, MD Alexander Ramirez Valderrama, …
    Surgical Endoscopy 28 (1), S371
    2014
27. Surgical Treatment of Giant Small Bowel Diverticula with Acute Diverticulitis and Multiples Stones: A Case Report.
    MD Alexander Ramirez Valderrama, MD Paryush Lakhtaria, …
    Surgical Endoscopy 28 (1), S346
    2014
28. Surgical Treatment of Duodenal Perforation After Endoscopic Retrograde Cholangiopancreatography (ERCP): A Community Hospital Experience
    MD Alexander Ramirez Valderrama, F Stephen Merola, MD, …
    Surgical Endoscopy 28 (1), S346
    2014
29. Robotic Adrenalectomy of Giant Pheochromocytoma
    MD Alexander Ramirez Valderrama, MD Robert M Dickanson, …
    Surgical Endoscopy 28 (1 Supplement), 446-469
    2014
30. Femoral hernia sac laparoscopy: A case report
    A Ramirez Valderrama, D Ruiz, M Malik, H Tiszenkel
    Minimally Invasive Therapy & Allied Technologies 23 (1), 55-57
    2014
31. Minimally Invasive Temporary Loop Ileostomy For Severe Clostridium Difficile Colitis: A Case Report.
    A Ramirez Valderrama, S Chousleb, JA Ricci
    Surgical Endoscopy 2013 (27), S375
    2013
32. Liver Abscess After ERCP And Laparoscopic Cholecystectomy. A Case Report. Surg Endosc (2013) 27:S405.
    A Ramirez Valderrama, S Chousleb, L Du
    Surgical Endoscopy 2013 (27), S405
    2013
33. Endoscopic Management With An Over-the scope-Clip (OTSC) Bear Claw Clip Of A Late Leak After Sleeve Gastrectomy: A Case Report.
    A Ramirez Valderrama, S Chousleb, S Merola
    Surgical Endoscopy 2013 (27), S435
    2013
34. Laparoscopic Fenestration Of Multiple Liver Cysts.Surg Endosc (2012) 26:S231.
    A Ramirez, J Ricci, B Samstein
    Surgical Endoscopy 2012 (26), S231
    2012
35. Primary Colonic Type Adenocarcinoma Of The Cecal Appendix: A Rare Cause Of Conversion In Laparoscopic Appendectomy.
    A Ramirez, A Castro
    Surgical Endoscopy 2012 (26), S296
    2012
36. Retrogastric Hernia: An Unusual Cause Of Intestinal Obstruction.
    A Ramirez, L Du
    Surgical Endoscopy 2012 (26), S298
    2012
37. Diaphragmatic Injury During Robotic Nephrectomy.
    A Ramirez, GJ Wang
    Surgical Endoscopy 2012 (26), S409
    2012
38. Femoral Hernia Sac Laparoscopy: A Case Report. Surg Endosc (2011) 25:S324.
    A Ramirez, D Ruiz, A Kraev, VR Kakarla, H Tiszenkel
    Surgical Endoscopy 2011 (25), S324
    2011
39. Metastatic Signet Cell Gastric Cancer, An Unusual Presentation.
    A Ramirez, D Ruiz, VR Kakarla, A Kraev, S Merola, L Du, J Turner
    Surgical Endoscopy 2011 (25), S309
    2011
40. Laparoscopic Resection of a Presacral Schwannoma.
    A Ramirez, S Szomstein, R Rosenthal
    Surgical Endoscopy 2010 (24), S270–S297.
    2010
41. Surgical Management of Chronic Abdominal Pain After Laparoscopic Roux-en-Y Gastric Bypass.
    J Eckstein, S Patel, E Acholonu, W Abu-Jaish, A Ramirez, S Szomstein, …
    Surgical Endoscopy 2010 (24), S702–S721
    2010
42. SRF-108: Laparoscopic sleeve gastroplasty as a first step for a second non-bariatric procedure
    JE Hidalgo, A Ramirez, S Szomstein, R Rosenthal
    Surgery for Obesity and Related Diseases 5 (3), S69
    2009
43. SRF-107: Prevalence and severity of smoking in a morbidly obese population in a bariatric clinic
    B Fong, C Alexander, R Rosenthal, A Ramirez, A Garcia
    Surgery for Obesity and Related Diseases 5 (3), S69
    2009
44. Reasons and outcomes of surgical revision of gastrojejunal anastomotic complication
    A Ramirez, J Hidalgo, J Eckstein, S Patel, E Acholonu, W Abu-Jaish, …
    Surgical Endoscopy 2009 (23), S204–S34.
    2009
45. Question The Surgeons’ Lounge. .
    A Ramirez
    General Surgery News. 2008 (February)
    2008
46. P47: Continuous positive airway pressure (CPAP) in the immediate postoperative period after laparoscopic Roux-en-Y gastric bypass: Is it safe?
    A Ramirez, PF Lalor, S Szomstein, R Rosenthal
    Surgery for Obesity and Related Diseases 3 (4), 329-330
    2008
47. PL-19: Management of megaesophagus after gastric banding for morbid obesity
    E Arias, P Martinez, A Ramirez, M Radulescu, S Szomstein, R Rosenthal
    Surgery for Obesity and Related Diseases 3 (4), 295-296
    2008
48. Intestinal necrosis in a 14 month-old infant with an intestinal obstruction by ascaris
    A Ramirez
    Surgical Endoscopy 2007 (21), S352–S482.
    2007
49. Prophylactic antibiotics in acute appendicitis: evaluation of a protocol
    A Ramírez Valderrama, A Carvajal Puyana, J Acosta Lozano, …
    Revista Colombiana de Cirugía 20 (1), 21-25
    2005