(AIV ,AI flu, influenza, fowl plague)    Avian influenza 

ND          Newcastle disease virus

ILT          Infectious laryngotracheitis

Wet pox   Fowl pox

IB        Infectious bronchitis

MD           Marek's Disease virus

I.coryza,     Infectious Coryza

CRD         Mycoplasma,

F cholera              Pasteurella multocida 

EDS         Egg drop syndrome