Adenocarcinoma metastático cutâneo de origem desconhecida: Relato de um caso Metastatic cutaneous adenocarcinoma of unknown primary site: Case report by Caio Sergio Rizkallah Nahas, Marcos Túlio Martino Meniconi, Dario Birolini

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Atypical perianal herpes simplex infection in hiv-positive patients by Marcelo Simonsen, Sergio Carlos Nahas, Edesio Vieira da Silva Filho, Sergio Eduardo Alonso Araújo, Desiderio Roberto Kiss, Caio Sergio Rizkallah Nahas

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Médicos residentes podem realizar com segurança e eficiência técnicas de Milligan-Morgan, Ferguson e grampeadores no tratamento cirúrgico das hemorróidas? Can residents safely and... by Sérgio Carlos Nahas, Rodrigo Ambar Pinto, André Roncon Dias, Bruce Chow, Caio Sergio Rizkallah Nahas, Carlos Frederico Sparapan Marques, Ivan Cecconello

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Stapled hemorrhoidectomy for the treatment of hemorrhoids by Sergio Carlos Nahas, Marcelo Rodrigues Borba, Maria Cecília Teixeira Brochado, Carlos Frederico Sparapan Marques, Caio Sérgio Rizkallah Nahas, Boulanger Miotto-Neto

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Gastrointestinal stromal tumor of the rectum treated with neoadjuvant Imatinib followed by transanal endoscopic microsurgery by Caio Sergio Rizkallah NAHAS, Sergio Carlos NAHAS, Carlos Frederico Sparapan MARQUES, Rafael SCHMERLING, Leonardo Alfonso BUSTAMANTE-LOPEZ, Ulysses RIBEIRO JUNIOR, Ivan CECCONELLO

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Perianal squamous cell carcinoma with high-grade anal intraepithelial neoplasia in an HIV-positive patient using highly active antiretroviral therapy: case report by Sergio Carlos Nahas, Caio Sergio Rizkallah Nahas, Edesio Vieira da Silva Filho, Jose Eduardo Levi, Fabio Cesar Atui, Carlos Frederico Sparapan Marques

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Surgical treatment of anal stenosis: assessment of 77 anoplasties Tratamento cirúrgico da estenose anal: resultados de 77 anoplastias by Angelita Habr-Gama, Carlos Walter Sobrado, Sergio Eduardo Alonso de Araújo, Sergio Carlos Nahas, Ingrid Birbojm, Caio Sergio Rizkallah Nahas, Desidério Roberto Kiss

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Prognostic factors of surgically-treated patients with cancer of the right colon: a ten years' experience of a single universitary institution by Sergio Carlos NAHAS, Caio Sergio Rizkallah NAHAS, Leonardo Alfonso BUSTAMANTE-LOPEZ, Rodrigo Ambar PINTO, Carlos Frederico Sparapan MARQUES, Fabio Guilherme CAMPOS, Ivan CECONELLO

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Colonoscopia como método diagnóstico e terapêutico das moléstias do instestino grosso: análise de 2.567 exames Colonoscopy as a diagnostic and therapeutic method of the large bowel... by Sergio Carlos Nahas, Carlos Frederico Sparapan Marques, Sérgio Alonso Araújo, Adilson Akihide Aisaka, Caio Sérgio Rizkallah Nahas, Rodrigo Ambar Pinto, Desidério Roberto Kiss

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HEALTH-RELATED QUALITY OF LIFE ASSESSMENT IN PATIENTS WITH RECTAL CANCER TREATED WITH CURATIVE INTENT by José Luís da Costa Alves de SOUZA, Caio Sergio Rizkallah NAHAS, Sergio Carlos NAHAS, Carlos Frederico Sparapan MARQUES, Ulysses RIBEIRO JÚNIOR, Ivan CECCONELLO

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REDUÇÃO DE TAXA DE INFECÇÃO DE SÍTIO CIRÚRGICO NA REVERSÃO DE ILEOSTOMIA COM USO DE FECHAMENTO CUTÂNEO EM BOLSA by Diego Fernandes Maia Soares, Cintia Mayumi Sakurai Kimura, Rodrigo Ambar Pinto, Caio Sergio Rizkallah Nahas, Sergio Carlos Nahas, Ulysses Ribeiro Junior, Ivan Cecconello

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EXCISÃO TOTAL DO MESORRETO ROBÓTICA: SISTEMATIZAÇÃO DOS TEMPOS PÉLVICOS by Carlos Frederico Sparapan Marques, Caio Sergio Rizkallah Nahas, Guilherme de Castro Cutait Cotti, Ricardo Zugaib Abdalla, Ulysses Ribeiro Junior, Ivan Cecconello, Sergio Carlos Nahas

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OPÇÕES DE TRATAMENTO DO ÂNGULO ESPLÊNICO NA EXCISÃO TOTAL DO MESORRETO ROBÓTICA by Carlos Frederico Sparapan Marques, Caio Sergio Rizkallah Nahas, Guilherme de Castro Cutait Cotti, Ricardo Zugaib Abdalla, Ulysses Ribeiro Junior, Ivan Cecconello, Sergio Carlos Nahas

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EXCISÃO TOTAL DO MESORRETO ROBÓTICA: TEMPO PÉLVICO POR VIDEOLAPAROSCOPIA OU AUXILIADO POR ROBÓTICA? by Carlos Frederico Sparapan Marques, Caio Sergio Rizkallah Nahas, Guilherme de Castro Cutait Cotti, Ricardo Zugaib Abdalla, Ulysses Ribeiro Junior, Ivan Cecconello, Sergio Carlos Nahas

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LAPAROSCOPIC RIGHT AND LEFT COLECTOMY: WHICH PROVIDES BETTER POSTOPERATIVE RESULTS FOR ONCOLOGY PATIENTS? by Rodrigo Ambar Pinto, Diego Fernandes Maia Soares, Lucas Gerbasi, Caio Sérgio Rizkallah Nahas, Carlos Frederico Sparapan Marques, Leonardo Alfonso Bustamante-Lopes, Mariane Gouvea Monteiro de Camargo, Sérgio Carlos Nahas

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Is it Safe to Perform Elective Colorectal Surgical Procedures during the COVID-19 Pandemic? A Single Institution Experience with 103 Patients by Lucas Faraco Sobrado, Caio Sergio Rizkallah Nahas, Carlos Frederico Sparapan Marques, Guilherme Cutait de Castro Cotti, Antônio Rocco Imperiale, Pedro Averbach, José Donizeti de Meira Júnior, Natally Horvat, Ulysses Ribeiro-Júnior, Ivan Cecconello, Sergio Carlos Nahas

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Prognostic factors affecting outcomes in multivisceral en bloc resection for colorectal cancer by Caio Sergio Rizkallah Nahas, Sergio Carlos Nahas, Ulysses Ribeiro-Junior, Leonardo Bustamante-Lopez, Carlos Frederico Sparapan Marques, Rodrigo Ambar Pinto, Antonio Rocco Imperiale, Guilherme Cutait Cotti, William Carlos Nahas, Daher Cezar Chade, Dariane Sampaio Piato, Fabio Busnardo, Ivan Cecconello

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