Lumens - The CourseThe course offers complete classes that address all the important themes of Phlebology, from the clinical evaluation of the patient, through complementary exams and diagnostic tools, such as augmented reality, transillumination, plethysmography and Vascular Ultrasound, to the therapeutic planning, offering the scientific bases worldwide literature for the Vascular Surgeon to decide the best treatment option for his patient. The classes cover in detail all techniques for treating varicose veins, such as the endolaser, radiofrequency, foam sclerotherapy and conventional minimally invasive surgery. It also addresses the sclerotherapy techniques, using sclerosing liquids and the association with transdermal laser.Given the importance of Vascular Ultrasound, we developed an exclusive course to discuss this topic so important for the Vascular Surgeon.Learning takes place in an interactive way, through a Forum for discussion among participants, as well as an exclusive channel for questions, in which tutors answer directly to each one, in an individual and exclusive way. The knowledge acquired can be tested through commented questions on the most diverse topics.Thus, the Lumens is not limited to a course, but to a multifaceted Platform, in which the construction of knowledge takes place on a continuous basis, with the most modern tools available in favor of the improvement of Brazilian vascular surgeons.