Now a day’s poultry industry is moving with rapid strides in the market but respiratory diseases in poultry are sum of the most costly problem plaguing today in poultry industry due to high morbidity and mortality. Chronic respiratory disease (CRD) has major economic importance of poultry industry that caused by Mycoplasam gallispeticum (MG). CRD is highly contagious that transmit from infected birds to healthy ones by respiratory routes. Different types of antibiotics are helpful to treat it and different research use antibiotics of aminoglycoside group and supporting therapy with electrolytes. For preventing the flock from infection separates the infected birds from healthy ones. However the aim of this study is to perform the descriptive analysis to identify the respiratory poultry disease, method of prevention and their seasonal incidences.