Learning of the main causes, clinics and differential diagnostics of fever, including fevers of obscure origin Learning and identification of the main liver diseases, classification, clinical pictures and therapeutic orientation. Learning of the main causes of anemia, clinical and therapeutic aspects. Approach to the patient with hemorrhagic manifestations: clinical and therapeutic orientations. Learning of the clinical, diagnostic and therapeutic aspects of venous and arterial thrombosis with special emphasis on pulmonary thromboembolism and DIC.Approach to the patient with lymphoadenomegaly: clinical aspects, differential diagnosis and classification of the main lymphoproliferative diseases. Approach to peptic ulcer patients: clinical, diagnostic and therapeutic aspects. Learning of the use of corticosteroids in clinical practice: main indications and contraindications.