Disease, corruption, sector, hematopoietic (IHN) is a viral disease in (Trout).

the agent create the disease of the group ,∗. The disease, first from the north western USA, in waters with a temperature below 15 degrees Celsius, have been reported in Iran, probably in Fars province and adjacent provinces have been reported.

external signs of the disease include: protrusions, etc. expansion of the abdomen combined with the water ., the condensation of the blood at the base of the fins, boobs, bikini, spiral and blur the colors.

interior signs it also includes: pallor organs, and the bowel of fluids stained to the color of the bile.