[Characteristics of deep vein thrombosis in the elderly].

Purpose Of The Study: Deep vein thrombosis is a common condition in geriatric. The identification of risk factors for venous thrombosis in the elderly is important because it allows an appropriate prescription of preventive treatments. The purpose of this study is to identify the etiologic and therapeutic characteristics of deep vein thrombosis of the lower limbs in the elderly.

[Syndrome d'activation macrophagique: une série de 11 cas tunisiens].

Background: Hemophagocytic syndromes are mostly associated with underlying pathology, they can reveal: immunodeficiency, infections, hemopathies, cancers and auto-immune diseases.

Aim: to investigate clinical, biological features, outcome characteristics and underlying pathology of Tunisian patients with hemophagocytic syndromes.

Methods: A retrospective study of patients with hemophagocytic syndromes admitted in an internal medicine department in Tunis over the period 2009-2012.

[A leukemoid leucocytosis].

Leukemoid reaction is a rare paraneoplastic syndrome. It can occur in association with carcinomas, in particular of the lung, gastric and renal. However, its association with sarcoma is infrequent.

[Chronic disseminated intravascular coagulation caused by aortic dissection].

Background: Disseminated intravascular coagulation (DIC) is a severe disease. It can be caused by loss of pathology.

Case Report: We report the case of chronic aortic dissection discovered during the evaluation of disseminated intravascular coagulation (DIC).