Atheroprotector role of the spleen based on the teaching of Avicenna (Ibn Sina).

Many studies have proven atherosclerosis is an inflammatory immune disease. The spleen plays an important immune role in the human body. Splenectomy is often used in several clinical disorders; but recent studies have shown that splenectomy may be effective in the development of atheroma lesions. Ibn Sina or Avicenna was known as one of the greatest philosopher and physician in Islam and in Medicine. He is remembered for his masterpiece, The "Al-Qanun fi al-Tibb" or "Qanun of medicine". According to the "Al-Qanun fi al-Tibb", spleen as storage organ plays an important role in absorption and secretion of the black bile in the human body. Therefore any disruption in the function of the spleen can lead to various diseases such as atherosclerosis. Based on his description, it is clear that Ibn Sina first described the role of spleen in prevention of atherosclerosis. In this review, we discuss the Avicenna (Ibn Sina) aspect of atheroprotector role of the spleen.