27 November 2025
: Case report 
Gastric Bipartition with Functional Duodenum Exclusion (GBp-FDE) as a Possible Surgical Conversion of Sleeve Gastrectomy in Patients with De Novo GERD and Obesity Recidivism: Preliminary Results of a Case Series
Unusual clinical course, Challenging differential diagnosis, Unusual or unexpected effect of treatment, Diagnostic / therapeutic accidents, Unexpected drug reaction, Educational Purpose (only if useful for a systematic review or synthesis)
Victor Ramos Mussa Dib
ABCDEF 1*, Carlos Augusto Scussel Madalosso EF 2, Paulo Reis Rizzo Esselin De Melo EF 3,4,5, Almino Cardoso Ramos EF 6, Luiz Alfredo Vieira D'Almeida EF 7, Luciano Antozzi EF 8, José María Balibrea del Castillo EF 9, Patrick Noel EF 10,11, Manoel Passos Galvão Neto EF 12, Sonja Chiappetta EF 13, Fernando de Barros EF 14, André Teixeira EF 12, Elinton Adami Chaim EF 15, Ricardo Zorron EF 16, Eudes Paiva de Godoy EF 17, Caio Gustavo Gaspar de Aquino EF 18, Giorgio Alfredo Pedroso Baretta EF 19, Diogo Swain Kfouri EF 20, Hiroji Okano Júnior EF 21, Nilton Tokio Kawahara EF 22, Augusto Cláudio de Almeida Tinoco EF 23, Nicholas Tavares Kruel EF 24, Joe Joaquim Waltrick Junior EF 25, Carlos Frota Dillenburg EF 26, Félix Antônio Insaurriaga Dos Santos EF 27, Rafael Antoniazzi Abaid EF 28, Carlos Eduardo Alves Da Costa EF 1, Gabriela Trentin Scortegagna EF 2, Geovana F. Silva EF 1, Halit Eren Taskin EF 29, Ricardo M. Nassar EF 30, Laurent Abram Layani EF 31, Daniel Oscar Caiña EF 32,33, Manuel Aceves Avalos EF 34, Jorge Bravo Lópes EF 35, José Sergio Verboonen Sotelo EF 36, Ramon Vilallonga Puy EF 37, Christine Karolina Stier EF 38, Carlos Eduardo Domene EF 39, Paula Volpe EF 39, Amador García Ruiz de Gordejuela EF 37, Luis Poggi EF 40, Antônio Torres EF 41, Miguel Ángel Carbajo EF 42, Italo Braghetto DEF 43, Rui Ribeiro EF 44, Chetan Parmar EF 45
DOI: 10.12659/AJCR.950798
Am J Case Rep 2025; 26:e950798
Table 3 Preoperative and postoperative comorbidities and medications.
| Case | Preop comorbidities | Preop medications | Postop comorbidities | Postop medications |
|---|---|---|---|---|
| 1 | Diabetes, moderate steatosis | Metformin 1 g/daily | None | None |
| 2 | Moderate steatosis | None | None | None |
| 3 | Moderate steatosis, hypertension, OSA | Valsartan 320 mg, Amlodipine 10 mg, Hydrochlorothiazide 25 mg | Improved hypertension | Valsartan 160 mg |
| 4 | Mild steatosis | None | None | None |
| 5 | Moderate steatosis, dyslipidemia, hypertension | Rosuvastatin 40 mg, Losartan 50 mg, Hydrochlorothiazide 25 mg | Improved hypertension | Losartan 25 mg |
| 6 | Moderate steatosis | None | None | None |
| 7 | Moderate steatosis, diabetes, hypertension | Dapaglifozin + Metformin 10/1000, Losartan 50 mg | Mild steatosis | None |
| 8 | Mild steatosis | None | None | None |
| 9 | Moderate steatosis, hypertension | Atenolol 100 mg, Enalapril 5 mg | None | None |
| 10 | Moderate steatosis, OSA | CPAP | None | None |