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Diseases/Parasites
Ohio 4H Horse Diseases + Parasites; from Beginning Horse Management Project Book
Term | Definition |
---|---|
Roundworms | common in younger horses; more immune to infection as they age. Found in small intestine, 5-20 inches long, can cause rupture of small intestine when a large number of adult worms are present. |
Bots | THE ONLY INTESTINAL PARASITE WHERE THE ADULT IS ACTUALLY A FLY |
Strongyles (Bloodworms) | Most common+most harmful of intestinal parasites;vary in size from barely visible-nearly 2 inches. DIVIDED INTO 2 GROUPS; LARGE AND SMALL. |
Pinworms | don't cause much damage, but can be irritating. Commonly characterized by horse running its tail on fences, walls, or anything else. |
Tapeworms | Segmented worms that are not usually obvious. Gather in cecum, and large numbers can cause intestinal disturbances, such as colic, ulcers, and diarrhea. |
Flies | house type eat manure, stable type feed on blood. |
Ticks | carry several diseases. prefer areas such as the base of the mane and tail, end of tail, and ears. MAY CARRY LYME DISEASE. |
Lice | 2 types infect horses: biting & sucking. long, dirty hair is conductive to their life cycle, often found in winter months when horses are not thoroughly groomed. |
Mites | MICROSCOPIC ORGANISMS THAT CAUSE MANGE. |
Ringworm | caused by a fungal infection of the skin. circular lesions form and spread quickly. |
Equine Flu | 1-3 days. Fever: 102.5*F-105*F. Loss of appetite, dullness, depression, nasal discharge. |
Rhino | 2-10 days. Respiratory: cough w/ clear nasal discharge, slight fever (102*F). Abortive: Mares abort in last trimester, and if babies are born they are usually ill and die in a few days. |
West Nile Virus | Symptoms: incoordination, weakness in rear legs, stumbling. Head tilt, muscle twitches, down and unable to rise, coma, death. |
Strangles | 2-14 days. Fever: 103*F-105*F; depression, loss of appetite, reluctant to swallow. Think nasal discharge, lymph nodes under jaw abscess & burst. |
Tetanus | 7-10 days. Hyper-responsive to light, sound, and touch. Prolapse of third eyelid, gait/neck stiffnes, "sawhorse" stance, lock jaw, death. |