“One of the most famous exponents of Muslim universalism and an eminent figure in Islamic learning was Ibn Sina, known in the West as Avicenna (981-1037). For a thousand years he has retained his original renown as one of the greatest thinkers and medical scholars in history. His most important medical works are the Qanun (Canon) and a treatise on Cardiac drugs…..The enduring respect in the 21st century for a book written a millennium earlier is testimony to Ibn Sina’s achievement….”
Historical Images: Ibn Sina and His Canon of Medicine
Arteries and Viscera – depiction in Avicenna’s Canon of Medicine. Please click on image for article. Credit: Wellcome Images. Copyright.
Simerg - Insights from Around the World 
This contribution by Islam to the world by Muslim scholars is often overlooked, especially by Western countries; also by the general practice of this great faith in a more ritualistic way in many mosques under the less informed Mullahs or those who conduct the prescribed ceremonies.