Ivan Chavez

Lima, LMA, Peru

Last Updated: 09/26/2026

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Found 14 publications

Open versus minimally invasive sphincter-sparing surgery for rectal cancer: a single-center retrospective cohort study in Peru.

Open versus minimally invasive sphincter-sparing surgery for rectal cancer: a single-center retrospective cohort study in Peru.

Journal: Revista de gastroenterologia del Peru : organo oficial de la Sociedad de Gastroenterologia del Peru

Published: July 27, 2022

Predictive factors of lymphatic metastasis and evaluation of the Japanese treatment guidelines for endoscopic resection of early gastric cancer in a high-volume center in Perú.

Predictive factors of lymphatic metastasis and evaluation of the Japanese treatment guidelines for endoscopic resection of early gastric cancer in a high-volume center in Perú.

Journal: Heliyon

Published: June 18, 2022

Adjuvant chemotherapy after curative D2 gastrectomy in Latin American patients with gastric cancer.

Adjuvant chemotherapy after curative D2 gastrectomy in Latin American patients with gastric cancer.

Journal: Ecancermedicalscience

Published: January 27, 2022

Clinicopathological factors associated with recurrence in patients undergoing resection of pancreatic solid pseudopapillary neoplasm.

Clinicopathological factors associated with recurrence in patients undergoing resection of pancreatic solid pseudopapillary neoplasm.

Journal: Discover oncology

Published: October 11, 2021

The relationship between tumour infiltrating lymphocytes, Epstein-Barr virus and Helicobacter pylori infection in gastric cancer.

The relationship between tumour infiltrating lymphocytes, Epstein-Barr virus and Helicobacter pylori infection in gastric cancer.

Journal: Ecancermedicalscience

Published: September 29, 2021

Clinicopathological factors associated with the presence of tumor deposits in resected gastric cancer patients.

Clinicopathological factors associated with the presence of tumor deposits in resected gastric cancer patients.

Journal: Heliyon

Published: February 16, 2021

A preoperative nomogram for predicting long-term survival after resection of large hepatocellular carcinoma (>10 cm).

A preoperative nomogram for predicting long-term survival after resection of large hepatocellular carcinoma (>10 cm).

Journal: HPB : the official journal of the International Hepato Pancreato Biliary Association

Published: January 17, 2021

Detection of Helicobacter pylori in gastric cancer tissue through histopathology, immunohistochemistry and real-time reverse transcription-PCR.

Detection of Helicobacter pylori in gastric cancer tissue through histopathology, immunohistochemistry and real-time reverse transcription-PCR.

Journal: Future microbiology

Published: September 21, 2020

Level of tumor-infiltrating lymphocytes and density of infiltrating immune cells in different malignancies.

Level of tumor-infiltrating lymphocytes and density of infiltrating immune cells in different malignancies.

Journal: Biomarkers in medicine

Published: October 18, 2019

Helicobacter Pylori Detected in Tap Water of Peruvian Patients with Gastric Cancer.

Helicobacter Pylori Detected in Tap Water of Peruvian Patients with Gastric Cancer.

Journal: Asian Pacific journal of cancer prevention : APJCP

Published: September 09, 2019

Prevalence of Helicobacter pylori Infection, Its Virulent Genotypes, and Epstein-Barr Virus in Peruvian Patients With Chronic Gastritis and Gastric Cancer.

Prevalence of Helicobacter pylori Infection, Its Virulent Genotypes, and Epstein-Barr Virus in Peruvian Patients With Chronic Gastritis and Gastric Cancer.

Journal: Journal of global oncology

Published: September 04, 2019

Oncological outcomes in extended time intervals betweenpreoperative chemoradiotherapy with capecitabine and surgery inoperable rectal adenocarcinoma.

Oncological outcomes in extended time intervals betweenpreoperative chemoradiotherapy with capecitabine and surgery inoperable rectal adenocarcinoma.

Journal: Revista de gastroenterologia del Peru : organo oficial de la Sociedad de Gastroenterologia del Peru

Published: May 24, 2018

Showing 1-12 of 14

Last Updated: 09/26/2026