Publications by authors named "Mamadou Dieng"

Objectives: Influenza is frequent among pilgrims participating in the Grand Magal de Touba (GMT), in Senegal, with a potential to spread to contacts when they return home.

Methods: Ill pilgrims consulting at a health care center in Mbacké city close to Touba during the 2021 GMT, pilgrims returning to Dielmo and Ndiop villages, and patients who did not travel to Touba and consulted at health care centers in these two villages in 2021 were tested for the influenza virus by polymerase chain reaction on nasopharyngeal samples. Next-generation sequencing and comparative and phylogenetic analyses of influenza A virus genomes were performed.

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Dengue virus (DENV) was detected in Senegal in 1979 for the first time. Since 2017, unprecedented frequent outbreaks of DENV were noticed yearly. In this context, epidemiological and molecular evolution data are paramount to decipher the virus diffusion route.

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Background: Respiratory and gastrointestinal symptoms and febrile illness are the most common complaints among ill pilgrims attending the Grand Magal of Touba (GMT) in Senegal.

Methods: Patients presenting with respiratory or gastrointestinal symptoms or febrile systemic illnesses were recruited between 2018 and 2021 at a healthcare centre close to Touba. Respiratory, gastrointestinal and blood samples were tested for potential pathogens using qPCR.

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Objective: High-quality healthcare is essential to ensuring maternal and newborn survival. Efficient measurement requires knowing how long measures of quality provide consistent insight for intended uses.

Methods: We used a repeated health facility assessment in Senegal to calculate structural and process quality of antenatal care (ANC), delivery and child health services in facilities assessed 2 years apart.

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Mammary myofibroblastoma is a rare soft-tissue tumor. Extramammary myofibroblastomas are particularly rare. We here report the case of a 78-year-old man presenting with pelvic pain relieved by defecation or urination.

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The Grand Magal is a religious pilgrimage that takes place in Senegal. An estimated 4-5 million individuals yearly gather in the holy city of Touba. Pilgrims comes from the whole Senegal and surrounding countries and from countries outside of Africa where Mouride Senegalese emigrated.

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and are the most incriminated genes in inherited breast/ovarian cancers. Several pathogenic variants of these genes conferring genetic predisposition have been described in different populations but rarely in sub-Saharan Africa. The objectives of this study were to identify pathogenic variants of the genes involved in hereditary breast cancer in Senegal and to search for a founder effect.

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The Grand Magal of Touba (GMT) is an annual 1-day Muslim religious event that takes place in Touba in Senegal. The city of Touba swells from 800,000 to four million people during the GMT. All patients who attended one of the 154 dedicated medical care public healthcare structures of the medical region of Diourbel during the GMT were included in a cross-sectional survey from November 16 to November 21, 2016.

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Background: Pathogenic variants associated with hereditary breast cancer have been reported for BRCA1 and BRCA2 (BRCA1/2) genes in patients from multiple ethnicities, but limited information is available from sub-Saharan African populations. We report a BRCA2 pathogenic variant in a Senegalese family with hereditary breast cancer.

Methods: An index case from a consanguineous family and nineteen healthy female relatives were recruited after informed consent.

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Background: An estimated 4-5 million individuals gather each year in the holy city of Touba, Senegal during the Grand Magal religious pilgrimage. Pilgrims come from across Senegal and the surrounding countries, as well as from countries outside Africa. It is the largest mass gathering (MG) of the Mouride community and the largest Muslim religious MG in West Africa.

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Background: We report the case of an adult patient with embryonal rhabdomyosarcoma of the perineum admitted to our practice at Joliot Curie Institute in Dakar. It is a rare tumor at this age and has a bad prognosis at this localization.

Case Presentation: We describe the case of a 22-year-old African man admitted for a perineal mass that had evolved over 6 months.

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Objective: To report a case of malignant chondroid syringoma, a rare skin tumor at Joliot Curie Cancer Institute in Dakar.

Results: We report a case of malignant chondroid syringoma of the deltoid and axilla in a 53year old patient. Malignant chondroid syringoma is an extremely rare tumor of the sweat glands.

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To describe our diagnostic and therapeutic strategy against synchronous, bilateral breast cancer during the pregnancy. Gestational age at diagnosis of cancer was 7; 21 and 25 weeks respectively. Patients had stage IV and IIIA of breast cancer in two and one case respectively.

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Introduction: Faced with the lack of human resources manage people living with HIV/AIDS (PLWHA) in developing countries, community health workers (CHWs) provide support to health professionals. The objective of this study was to describe the characteristics of CHWs and study the impact of their intervention on HIV care. A literature search was performed on Pubmed and the websites of international organizations.

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West Africa has one of the highest incidence rates of carcinoma of the cervix in the world. The vast majority of women do not have access to screening or disease treatment, leading to presentation at advanced stages and to high mortality rates. Compounding this problem is the lack of radiation treatment facilities in Senegal and many other parts of the African continent.

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Introduction: Epithelial ovarian cancer are the most frequent of ovarian cancer, their prognosis is very bad. The aim of this study is to describe the diagnosis, the treatment and to assess the survival rate of the patients.

Methods: It was a retrospective study realized at the Cancer Institute of Dakar from December 2000 to January 2007.

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