Dr. Christian Jenssen is a Chief of the Department (Internal Medicine), Medical Department, Krankenhaus Maerkisch‑Oderland, Strausberg and Brandenburg Institute of Clinical Ultrasound at Medical University Brandenburg, Neuruppin, Germany. He graduated from the Humboldt University of Berlin, Berlin, Germany. His research interests include gastrointestinal diseases, imaging, computed tomography, ultrasonography, research papers, hepatocellular carcinoma, liver diseases, pharmacology, article writing, and hypertension.