General Article | Animal Biotechnology

Infectious Laryngotracheitis (ILT) in Indian Subcontinent - Threat to Poultry Industry

Adarsh Mishra, Ardhanary Thangavelu and Yashpal Singh Malik

College of Animal Biotechnology, Guru Angad Dev Veterinary and Animal Sciences University, Ludhiana, Punjab, India

Published in the Indian Veterinary Journal November 2021 : 98 (11) - pages 20 to 24
(Received: , Accepted: )


Infectious laryngotracheitis (ILT), caused by Gallid herpesvirus 1 is a disease of poultry reported across the world. It appears to be endemic in the regions of the countries with high density poultry flocks. In India, commercial poultry production is a rapidly growing sector contributing significantly to the national economy. During the last few years, there are reports on occurrence of ILT in India, affecting the poultry production. Moreover, there is no chronological review of the disease status in India. Hence, in this review the ILT disease from its initial appearance in the country till date is summarized. Further, this review provides evidences of the disease across various states in India, risk factors and disease preparedness plans.

Key Words: Epidemiology, Gallid herpesvirus 1, Infectious laryngotracheitis (ILT), risk factors

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