Haque worked in government health service in Bangladesh starting from April 1982 until 2009. He practices absolutely restricted Colorectal Surgery since 1997. In last 17 years he has consulted nearly 6,50,000 new patients and operated 3,35,000 patients in private and government's hospital having Piles, Fistula, Anal Fissure, Colon and Rectal Cancer, Polyp, Rectal Prolapse & Diverticulitis. He does short or full colonoscopy himself routinely for most of the patient. He has attended many conferences at home and abroad. He has conducted few international workshops. He was a visiting faculty in Tribhubon University, Nepal. He performed successfully the highest number of operation worldwide for piles, fistula, anal fissure, colon cancer, rectum cancer.
Contributions
Haque is the founder chairman of colorectal surgery in Bangabandhu Sheikh Mujib Medical University. It may be specially mentioned that Professor Haque is the pioneer in colorectal Surgery in Bangladesh and the Subcontinent. He successfully initiated various modern surgeries of colon and rectum. Such as double stapling of rectum cancer, Longo operation for Haemorrhoid and successful operation of fistula after having frequent unsuccessful operations. Professor Haque popularised the idea of treating 70-80% of Haemorrhoid patients with the non-operation procedure such as Rubber Ring Ligation. He has taken the initiative to observe "World Piles & Colorectal Cancer Day" on 20 November in Bangladesh and internationally to increase public awareness. In 2006 he started "MS degree" in colorectal surgery in Bangabandhu Sheikh Mujib Medical University. He has been practising the colorectal surgery for many years. Haque is the first in the history of Bangladesh who directed international training course for senior foreign specialists in May’2008. Surgeons from Sri Lanka, Nepal, India and Maldives attended the international training program "Titled: Master program in MIPH". In this program, he trained them practically how to perform Longo operation skillfully without any trauma to the anal canal exterior.
Books and publications
Haque has written a book on colorectal surgery for public which is widely circulated. He has started few operations in Bangladesh for the first time namely Low anterior resection with double stapling, Longo operation and complex fistula operation with seton technique.
Personal life
Haque's wife Shahin Mahbuba Haque is a professor of English. In addition to that, she is a singer as well as English news presenter of Bangladesh Television. His eldest son Ashif Almas Haque completed FCPS and the younger one is Sakib Sarwat Haque.