Marcus Valadão

Instituto Nacional do Câncer — Brazil

Medicine · Health Sciences

13h-index862citations79works0.32yr avg
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Research Topics

Gastrointestinal Tumor Research and Treatment(28), Gastric Cancer Management and Outcomes(25), Colorectal Cancer Surgical Treatments(23), Colorectal and Anal Carcinomas(21), Colorectal Cancer Screening and Detection(12)

Publications79 total

Brazilian Society of Surgical Oncology: Guidelines for the Lymphadenectomy in Colorectal Cancer
Journal of Surgical Oncology·2025Open Access
Preoperative management in octogenarian patients with rectal cancer
Heliyon·2024Open Access
Implementation of a Screening Program for High‐Grade Anal Dysplasia in High‐Risk Patients in a Tertiary Cancer Center
Journal of Surgical Oncology·2024· 1 citedOpen Access
Brazilian Society of Surgical Oncology: Guidelines for the management of anal canal cancer
Journal of Surgical Oncology·2023· 9 cited
Primary colorectal diffuse large B-cell lymphoma: A report of eighteen cases in a tertiary care center
Cancer Treatment and Research Communications·2023· 2 citedOpen Access
Primary Colorectal Diffuse Large B-cell Lymphoma: a Report of Eighteen Cases in a Tertiary Care Center
Research Square (Research Square)·2022· 1 citedOpen Access
Induction Chemotherapy and Chemoradiotherapy Combined to ASA vs. Placebo for High-Risk Rectal Cancer: Results of a Randomized Trial
Clinical Colorectal Cancer·2022· 2 cited
Quality of life in a randomized trial comparing two neoadjuvant regimens for locally advanced rectal cancer—INCAGI004
Supportive Care in Cancer·2022· 3 cited
Quality of Life in a Randomized Trial Comparing Two Neoadjuvant Regimens for Locally Advanced Rectal Cancer – INCAGI004.
Research Square (Research Square)·2021Open Access
Brazilian society of surgical oncology: Guidelines for the surgical treatment of mid‐low rectal cancer
Journal of Surgical Oncology·2021· 8 cited
The Evolving Field of Neoadjuvant Therapy in Locally-advanced Rectal Cancer: Evidence and Prospects
Clinical Colorectal Cancer·2021· 28 cited
Tumores estromais gastrointestinais (GIST)
2021· 1 cited
Câncer colorretal
2021
Transanal minimally invasive surgery for total mesorectal excision (ETM) through transanal approach (TaETM) with robotic and Transanal Endoscopic Operations (TEO) combined access: step by step surgery
Figshare·2021Open Access
Tratado de Cirurgia Oncológica Gastrointestinal
2021
Robotic transanal ressection for rectal tumor: A description of the technique
Journal of Coloproctology·2020· 1 citedOpen Access
Do We Have to Treat All T3 Rectal Cancer the Same Way?
Clinical Colorectal Cancer·2020· 10 cited
Ressecção anterior do reto e prostatectomia simultâneas por via robótica
Revista Relato de Casos do CBC·2020
Phase II trial of induction chemotherapy plus chemoradiotherapy with aspirin or placebo in high-risk rectal cancer (ICAR).
Journal of Clinical Oncology·2020· 1 cited
Resection of the Primary in Unresectable Colorectal Cancer Liver Metastases – Is It Worth?
2019
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Frequent Co-authors

Eduardo Linhares(23), Rodrigo Otávio Araújo(18), Sérgio Romano(11), Carlos Gil Ferreira(9), I. A. Small(8), Daniel Cesar(7), José Paulo de Jesus(7), Bruno Vilhena(6), Denise Peixoto Guimarães(6), Esteban Braggio(5), Rinaldo Gonçalves(4), Andréia Cristina de Melo(4), Luiz H. Araujo(4), Carlos E. Bacchi(4), Leonaldson Castro(4), Luiz Fernando Lopes(4), Jose Paulo de Jesus(3), Ana Paula Victorino(3), Rafael Albagli(3), Cintia Ramos(3)