Education

• MD, Federal University of Parana – School of Medicine, Curitiba, Brazil, 1989
• MS, Gastrointestinal Surgery, Federal University of Sao Paulo, Brazil, 1995
• PhD, Medicine – Federal University of Parana, Curitiba, Brazil, 1999
• Residency, General and Gastrointestinal Surgery, Federal University of Parana, Brazil, 1990-1994
• Residency, General Surgery, University of Southern California, Los Angeles, CA, 2001-2004
• Clinical Fellow, Laparoscopic Surgery, University of Southern California, Los Angeles, CA, 1997
• Research Fellow, Thoracic and Foregut Surgery, University of Southern California, Los Angeles, CA, 1997-1998
• Clinical Fellow, Thoracic and Foregut Surgery, University of Southern California, Los Angeles, CA, 1998-1999

Clinical Specialties

Dr. Campos is certified by the American Board of Surgery and is a fellow of the American College of Surgeons and a member of the Society for Surgery of the Alimentary Tract, Society of American Gastrointestinal and Endoscopic Surgeons and American Society for Metabolic and Bariatric Surgery, among others. He is a gastrointestinal and laparoscopic surgeon who specializes and has experience with traditional and minimally invasive techniques to diagnose and treat foregut diseases (esophageal and gastric cancer, achalasia, GERD, Barrett’s Esophagus, Hiatal hernias, Zenker’s diverticulum, esophageal motility disorders) and laparoscopic bariatric surgery. Dr. Campos has trained 15 clinical fellows in laparoscopic foregut and bariatric surgery.

Dr. Campos provides a wide range of services including Appendectomy, Cholecystectomy (Gallbladder Removal), Esophagectomy (Minimally-invasive), Heller Myotomy, Laparoscopic Adjustable Gastric Band, Laparoscopic Gastrectomy, Laparoscopic Paraesophageal Hernia Repair, Laparoscopic Revisional Bariatric Surgery, Laparoscopic Roux-en-Y Gastric Bypass, Laparoscopic Vertical Sleeve Gastrectomy, Nissen Fundoplication, and Single Incision Laparoscopic Nissen Fundoplication (LNF).

Research Interests

Dr. Campos’ research has focused on treatment outcomes after minimally invasive and endoscopic procedures for esophageal and gastric diseases and the understanding of mechanisms independent of weight loss that contribute to the resolution of insulin resistance and diabetes after bariatric surgery. He has authored or co-authored over 50 peer-reviewed articles and chapters in books and has presented his work at more than 100 national and international meetings.

Recent Publications

• Perioperative safety and volume: outcomes relationships in bariatric surgery: a study of 32,000 patients.
  Gould JC, Kent KC, Wan Y, Rajamanickam V, Leverson G, Campos GM
  J. Am. Coll. Surg. 2011 Dec; 213(6):771-7.
  [PubMed ID: 21996483]
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• Perioperative blood glucose level and postoperative complications in pediatric cardiac surgery.
  Alves RL, Cerqueira MP, Kraychete NC, Campos GO, Martins Mde J, Módolo NS
  Arq. Bras. Cardiol. 2011 Nov; 97(5):372-9.
  [PubMed ID: 22193394]
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• Weight loss after Roux-en-Y gastric bypass in obese patients heterozygous for MC4R mutations.
  Aslan IR, Campos GM, Calton MA, Evans DS, Merriman RB, Vaisse C
  Obes Surg 2011 Jul; 21(7):930-4.
  [PubMed ID: 20957447, PMC ID: 3119798]
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• Early and late abdominal bleeding after Roux-en-Y gastric bypass: sources and tailored therapeutic strategies.
  Rabl C, Peeva S, Prado K, James AW, Rogers SJ, Posselt A, Campos GM
  Obes Surg 2011 Apr; 21(4):413-20.
  [PubMed ID: 21240659]
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• Better weight loss, resolution of diabetes, and quality of life for laparoscopic gastric bypass vs banding: results of a 2-cohort pair-matched study.
  Campos GM, Rabl C, Roll GR, Peeva S, Prado K, Smith J, Vittinghoff E
  Arch Surg 2011 Feb; 146(2):149-55.
  [PubMed ID: 21339424]
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