IX: Diseases of the circulatory system

I80-I89: Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified

This group of conditions pertains to diseases affecting the veins, lymphatic vessels, and lymph nodes, which are not categorized elsewhere. They can result from various causes such as infections, injuries, or certain medical procedures. Common symptoms across these conditions may include swelling, tenderness, redness, or heat in the affected area. Disease progression varies significantly based on the specific condition and underlying cause. Some conditions may resolve quickly with appropriate treatment, while others may become chronic or recur frequently. Typically, these diseases significantly impact the cardiovascular and immune systems. Urgent medical attention may be required in severe cases, as complications can lead to serious health concerns including deep vein thrombosis and septicemia.