The document discusses several diseases that affect pigs including hog cholera caused by a virus with symptoms of diarrhea, vomiting and purple skin, foot and mouth disease caused by a virus with blisters and ulcers, and transmissible gastroenteritis caused by a virus with vomiting and diarrhea. It also discusses swine dysentery caused by a bacteria with bloody feces, swine erysipela caused by a bacteria causing skin ulcers and abortions, and intestinal parasites caused by roundworms causing anemia and diarrhea. Prevention methods include vaccination, disinfecting pens, and deworming while treatment involves antibiotics and deworming drugs. All of the diseases can spread through direct or indirect contact between pigs.

1. Dr. P. Ravikanth Reddy
MVSc, PhD
Guest Faculty
KBR College of Agriculture and Horticulture
Acharya NG Ranga Agricultural University
Dr. YSR Horticulture University

2.  Causative organism – Virus
 Symptoms – Diarrhea, vomiting, convulsions. Purple
coloured skin of ears, neck, and abdomen.
 Prevention – Vaccination, bury the dead animals.
 Treatment – Antibiotics to prevent secondary infection.
 Others – Spreads through direct and indirect contact.
HOG CHOLERA (SWINE FEVER)

3. Purple coloured skin of ears neck and abdomen - HOG CHOLERA (SWINE FEVER)

4.  Causative organism – Virus
 Symptoms – Blisters like sores and ulcers on the feet,
mouth, muzzle, udder, and teats. Salivation and fever.
 Prevention – Disinfect or delay reusing the pens of
infected animals.
 Treatment – Antibiotics to prevent secondary infection.
 Others – Spreads through direct and indirect contact.
FOOT AND MOUTH DISEASE

5. FOOT AND MOUTH DISEASE

6.  Causative organism – Virus
 Symptoms – Vomiting, profuse diarrhea.
 Prevention – Disinfect or delay reusing the pens of
infected animals.
 Treatment – Antibiotics to prevent secondary infection.
 Others – Spreads through direct and indirect contact.
TRANSMISSIBLE GASTROENERITIS

7. TRANSMISSIBLE GASTROENERITIS

8.  Causative organism – Brachyspira hyodysenteriae
(Spirochaete)
 Symptoms – Fever, soft feces with blood.
 Prevention – Disinfect or delay reusing the pens of
infected animals.
 Treatment – Antibiotic theraphy.
 Others – Spreads through direct and indirect contact.
SWINE DYSENTERY (BLOODY SCOURS)

9. SWINE DYSENTERY (BLOODY SCOURS)

10.  Causative organism – Erysepalothrix rhusiopathiae
(bacteria)
 Symptoms – Abortions, birth of mummified foetus, diamond
shaped ulcerations on the skin.
 Prevention – Disinfect or delay reusing the pens of infected
animals.
 Treatment – Antibiotic theraphy.
 Others – Spreads through direct and indirect contact.
SWINE ERYSIPELA

11. SWINE ERYSIPELA

12.  Causative organism – Ascaris sui (Large round worm)
 Symptoms – Anemia, diarrhea, slow growth, coughing.
 Prevention – Deworm the animals once in 3 months.
 Treatment – Deworming drugs.
 Others – Spreads through direct and indirect contact and
from infected dung.
INTESTINAL PARASITES

13.  Causative organism – Lice
 Symptoms – itching, scratching and loss of hair.
 Prevention – Spraying or dipping with insecticides.
 Treatment –Spraying or dipping with insecticides.
EXTERNAL PARASITES

14.  Causative organism – Mites
 Symptoms – Scratching, Wrinkled and rough skin,
inflammation of skin, falling hair and moist open wound.
 Prevention – Ivermectin.
 Treatment – Benzyl benzoate and Ivermectin.
EXTERNAL PARASITES