Veterinary Clinical Medicine-II

CLINICAL SIGNS OBSERVED IN LACTATION TETANY

• Severe cases -sweat profusely, difficulty in moving because of tetany and in-coordination, stiff gait, tail is slightly raised, rapid violent respiration, wide dilatation of nostrils, distinct thumping sound from chest(due to spasm of diaphragm), muscular fibrillation-massseter trismus, no prolapse of membrane nictitans.
• Hyper sensitive to sound.
• Handling precipitates tetany.
• Temperature normal or increased slightly.
• Pulse rate-normal early, later elevated and irregular.
• Attempts to eat and drink, but unable to swallow.
• Urination and defecation kept in abeyance.
• Peristalsis is reduced.
• Recumbency with in 24 hrs-convulsions-  die after 48 hrs of illness.
• Serum Ca:   > 8mg% - excitability ;  5-8 mg% -spasm ;         <5 mg % - recumbency and stupor