||Upon his return to Haifa, Dr. Mahajna was appointed attending surgeon in the Department of Surgery A in Rambam Health Care Campus and joined the laparoscopic staff. His main field of interest is Digestive Laparoscopic Surgery.
He is involved in teaching and research activities. He participates in basic research at the laboratory of shock and trauma research and developed a model of abdominal compartment syndrome in rats. In addition, he leads clinical studies and serves as an instructor of students and advisor on residents' . His paper on rubber bullet injuries was published in the "Lancet theses".