
| Disease | Species Affected | Cause | Symptoms & Signs |
|---|---|---|---|
| Coccidiosis | Chickens, turkeys | Parasite | Weight depression, intestinal lesions, diarrhea/occasional bloody feces |
| Fowl Pox | Chickens, turkeys | Virus | Small clear to yellow blisters on comb and wattles that soon scab over; decreased egg production |
| Gumboro/Infectious Bursal Disease (IBD) | Chickens | Virus | Sleepy, white watery diarrhea, compromised immunity |
| Infectious Bronchitis | Chickens | Virus | Gasping, wheezing, nasal discharge, drop in egg production, soft-shelled eggs |
| Leukosis | Chickens, turkeys | Virus | Loss of weight, diarrhea, thickened bones, gray eyes |
| Mareks Disease | Chickens | Herpes virus | Sudden death, loss of weight, skin lesions, paralysis |
| Newcastle Disease | Chickens, turkeys | Virus | Gasping, wheezing, twisting of neck, paralysis, severe drop in egg production, soft-shelled eggs |
Sources: Poultry Science by M.E. Ensminger, B.S., M.A., Ph.D. and PAH Poultry Health Division