[Prevalence and etiological profiles of atypical localization venous thrombosis : A descriptive multicenter study].

Introduction: Venous thrombosis of unusual sites is much rarer than in the lower limbs and requires a rigorous etiological approach. The objective was to describe the clinical and progressive peculiarities of unusual localization venous thrombosis as well as their etiologies.

Patients And Methods: Multicenter descriptive retrospective study of hospitalized patient records in the two large Hospital Centers, Antananarivo, Madagascar between 2017 and 2020 in which the diagnosis of unusual venous thrombosis was confirmed by imaging.