The Scholarship for Germany to obtain the fellowship Dr. Thamer bin Hadi bin Zakir Al-Ghamdi was able to discover a new way to remove more than two-thirds of the liver in two batches of the presence of a cancerous tumor, and surgery was performed for a rare inverted case at the University Hospital of George August University in Germany in Göttingen, which is an native method of eradication The liver after blocking the hepatic portal vein, which allows the reconstruction of liver tissue. The medical journal of Cairo University, an internationally recognized scientific journal, was published under the name of Dr. Thamer Al-Ghamdi as the main publisher and other members of the medical team.