Dermatomycosis of pigs

The disease mainly concentrated in the nursery piglets, especially the newly weaned piglets are more susceptible to infection, and a few piglets in the delivery house are also infected. At first, it was 1-2 hair diseases in the same column, and then gradually spread, and all serious cases in the same column occurred. The incidence is as high as 50 -60%.

[Incidence]

The disease mainly concentrated in the nursery piglets, especially the newly weaned piglets are more susceptible to infection, and a few piglets in the delivery house are also infected. At first, it was 1-2 hair diseases in the same column, and then gradually spread, and all serious cases in the same column occurred. The incidence is as high as 50 -60%.

[Clinical symptoms]

At the beginning of the disease, local skin flushing, 2-3 days after the color gradually turned purple, and accompanied by exudative inflammation. After another 2-3 days, rust or brown patches gradually appeared on the pig's skin, and finally spread to the whole body. At this time, the sick pig appetite loss, listlessness, hair loose chaos, fear of cold lethargy. Sometimes piled together, itchy rub wall, individual sick pigs accompanied by diarrhea, piglet growth and development blocked, seriously sick pigs thin and died.

[Laboratory Diagnosis]

Scrape the scab or hair with exudate, put it on the glass slide, add a drop of physiological saline or methylene blue staining solution, cover it with cover glass, let it stand, and observe under microscope after the disease material is transparent and softened, fungi hyphae and round spores can be seen. According to the microscopic examination results of the diseased materials, it can be diagnosed as dermatomycosis of pigs.

[Healing]

Disinfectant, trichlorfon and sulfur were used alternately to control the disease. The method not only has quick effect but also high curative effect, recovers in 2-3 days and does not recur. The specific operation is as follows:

① Preparation of liquid medicine

The first solution is 0.2% disinfectant, the second solution is 2% trichlorfon +1% sulfur suspension.

② Spraying method

The two kinds of liquid medicine are sprayed once a day in the morning and once a day in the afternoon.

③ Spray requirements

Before spraying, the pen and pig body surface must be washed clean, all pigs and pen bed partitions (where piglets come into contact) must be fully sprayed wet, and the spraying time should be selected when the temperature is relatively high on the day. Note that if piglet poisoning occurs during spraying, atropine should be used for detoxification.