Riboflavin (B2) Deficiency
Slow growth weakness, Emaciation  Alfa alfa, Kali carb, Jondilla liquid 
Birds walk on their hocks, Diarrhoea Rhus tox, Calc carb
Toes are curved inwards Antim cudum, Calc phos

Staphylococcal Infection
Syn:-Staphylococcosis, Staphylococcal Arthritis
Cause:- Bacterium Mycrococcus aureus
Species:-Chicks, turkeys, ducks, geese & game birds

Joints enlarged & painful, Lameness & unable to walk  Aconite, Rhus tox, China

Cause:- Protozoa Trichomonas gallinarum
Species affected:- fowl & wild birds

Unthrifty, loss of appetite, Yellow foamy discharge from Caeca  Antim trat, Ferum met
Fowl smelling liquid from mouth, emaciation Kali bich, Alium cepa

Vitamine E deficiency(Crazy chick disease)
Encephalomalacia Muscular dystrophy Kali phos, Calc phos , Sabina+Sepia
Hocks enlarged & legs bowed Aconite, Calc phos

Vitamine D3 deficiency( Rickets)
Leg weakness, Soft bones & beak Calc phos, Alfa alfa
Thorax Ribs are curved inwards Calc phos+Calc flour+Aboratum+Rhus tox
Soft Shells eggs Calc phos