https://www.selleckchem.com/pr....oducts/bromelain.htm
BACKGROUND/AIM The presence of the superior left vena cava represents a rare anomaly of the thoracic venous system. CASE REPORT An asymptomatic case of this type of anomaly, discovered as an accident during investigations for a different pathology (superior left pulmonary lobe tumor), is presented. A 56-year-old, heavy smoker was admitted in our clinic with a tumoral mass in the left superior pulmonary lobe discovered during a routine chest x-ray. Physical and clinical examination was normal. However, transthoracic echography noted a