Newcastle Disease Clinical Signs
It’s defined as a Newcastle disease, Clinical signs at primary stages infection where mortality does not exceed 2% caused by either virulent & non-virulent this the primary sign of Newcastle disease infection. Newcastle Disease Clinical Signs is important for early prevention by appropriate follow-up treatment.
To early diagnosis of Nov infection in a flock
To prevent further infection to other birds
To indicate Titre levels at vaccinated birds
Minimize managerial & operations costs
Reduced treatment costs
Clinical Signs At Primary Stages
Proventriculur muscles are swallow & thickened up to 5 times than normal. glands are starting dilated & later hemorrhagic.
this is the pathognomic lesion of primary ND infection in poultry.
The best treatment for the Newcastle disease is performed in poultry in three ways-
Migration of poultry from the affected farm
the best choice of some drugs
Vaccination at earlier stages in healthy birds.
More details in this link- THE ULTIMATE NEWCASTLE DISEASE TREATMENT