[ infection: prevalence and associated factors in a study population undergoing Carbon-14 urea breath test].

Introduction: Helicobacter pylori (H. pylori) infection is common in developing countries such as Benin. This germ may cause the development of gastroduodenal diseases, ranging from gastritis to gastric cancer.

[Seroprevalence of hepatitis C virus (HCV) antibodies and associated factors based on voluntary screening data collection in the general population in Benin in 2016].

Introduction: hepatitis C is a public health problem worldwide, in particular in sub-Saharan Africa. The purpose of this study is to determine the seroprevalence of hepatitis C virus antibodies and associated factors during a voluntary general population screening program in Benin.

Method: we conducted a descriptive and analytical cross-sectional study in 4 big cities of 4 different departments in Benin in July 2016.

[Multifocal tuberculosis simulating multimetastatic colon cancer in an immunocompetent black African patient: a case report].

Multifocal tuberculosis is rare in immunocompetent subjects. It is characterized by the involvement of at least two extra-pulmonary sites, associated or not with lung disease. It is often difficult to diagnose.

[Cancers of the pancreas at the National Hospital and University Center of Cotonou: epidemiological, diagnostic, therapeutic and prognostic features].

Introduction: cancer is a major cause of death in the world. The purpose of this study is to evaluate the epidemiological, clinical, therapeutic and prognostic features of cancers of the pancreas (CP) at the National Hospital and University Center of Cotonou.

Methods: we conducted a cross-sectional descriptive and analytical study with a prospective and retrospective data collection over a period of ten years, from 1 October 2009 to 31 October 2019.

[Seroprevalence of viral hepatitis B and its associated factors determined based on data from a screening campaign targeting the general population in Benin].

Introduction: hepatitis B is a global public health problem. The purpose of this study was to determine the prevalence of hepatitis B virus (HBV) and its associated factors based on data from a mass screening in several localities across Benin.

Method: we conducted a cross-sectional descriptive and analytical study with prospective data collection.

[Hepatitis B and renal failure: prevalence and associated factors in National University Hospital Center of Cotonou].

Introduction: the association between the kidneys and hepatitis B is complex. This study aims to determine the prevalence and factors associated with renal disease in people living with hepatitis B virus (PLHBV) in Cotonou.

Methods: we conducted a cross-sectional, descriptive and analytical study in the Hepatogastroenterology Department at the National University Hospital Center in Cotonou over the period May -August 2017.