DG23 – Chronic bloating by Actinobacillosis OR Papillomatosis of the reticulo-rumen
Synonyms
Actinobacillosis of the esophageal network or groove
Name of the disease in English
Reticulum actinobacillosis
The disease in brief
Actinobacillosis is not limited to the well-known tongue infection; Actinobacillus ligneresi is part of the normal oral flora, can infect the esophageal groove, the reticulo-rumen, through trauma.
These lesions can cause a problem with belching, and thus subacute to chronic gaseous bloating can ensue.
Clinic & diagnosis
Moderate to moderate rumen bloating lasting more than a day, without fever, may be caused by actinobacillosis or papillomatosis.
Typical sign of the disease
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Pictures
See below
Diagnostic formulas
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Differential diagnosis
-Chronic reticulorumen indigestion (Hoflund syndrome) DG25
- Reticulorumen papillomatosis N380
–Ruminitis chronicle N107
Confirm a suspicion?
There is no simple way of confirmation; diagnosis is made with the success of treatment, if treatment is chosen.
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Prognosis and treatment
The difficulty of a definitive diagnosis means that treatment becomes risky, as does the prognosis. It may be more reasonable to cull some cattle before bloating compromises this choice.
Treatment must be early to be successful; it is usually done by combining: -An anti-infective which can be a sulfonamide, a penicillin, a tetracycline
- An iodine intake either intravenously (sodium iodide), repeated twice at 2-week intervals, or orally (potassium iodide (7-10g/day for 7 to 10 days). Signs of iodism (watering eyes, skin releasing scales, cough, etc.) may appear.
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Prevention
-Disinfect infected areas (troughs, etc.)
-Avoid contact with food that is irritating to the mouth.
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References
Veterinary Medicine-Pocket companion -9th Edition BLOOD DC-page 339
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