This case study discusses the medical history and lifestyle of Leona, a 52-year-old female who developed deep vein thrombosis (DVT) after a lengthy flight to Australia. The article explains the causes, symptoms, and treatment of DVT, along with the impact of atherosclerosis and obesity on platelet function. It also suggests preventive measures to avoid DVT. The document type is a case study, and the assignment type is not mentioned. The subject is not specified, and the course code and college/university are not mentioned.