Modern advanced practice nurses find it challenging to differentiate such disorders as chronic venous insufficiency (CVI) and deep venous thrombosis (DVT). The major reason for such a problem is insufficient knowledge in pathophysiology, epidemiology, and symptoms of the aforementioned conditions. Moreover, nursing practitioners have to take into account specific patient factors that may alter the process of treatment and become a barrier to quick recovery. The analysis of the pathophysiology of CVI and DVT with regard to the patients’ age allows nurses to distinguish these two illnesses, set relevant diagnoses, and effectively treat them. The Pathophysiology of CVI and DVT The knowledge of the pathophysiology of CVI and DVT is one of the most critical competencies required for modern nurses. Experts claim that healthcare practitioners tend to overlook or misidentify the symptoms of CVI with other venous diseases due to the lack of awareness of its clinical representation (Eberhardt ...