Dog Medical Diseases –  Rickets

Dog Medical Diseases – Rickets



Insufficiency or lack of vitamin D is the main cause of the disease, and insufficient or improper ratio of calcium and phosphorus in the feed is also an important cause of rickets. Especially the dogs born in the kennel in winter are prone to this disease due to the narrow playground, lack of exercise and lack of sunlight.

Diagnosis points

Sick dogs like to lie down and have different addictions. The most noticeable symptoms are bone deformation and swelling of the bone ends, which are common in the knees, wrists, tarsals and joints. The junction of the ribs and costal cartilage was swollen in the shape of a rosary, and the bones of the limbs were curved, showing an inner arc (o-shaped) or outer arc (X-shaped) limb position. When the sick dog stood, his limbs frequently exchanged weights. The skull and nasal bones are swollen, the hard palate is prominent, the ribs are flat, and the rib cage is narrow. Body temperature, pulse, and breathing were generally unchanged.

According to joint swelling and abnormal posture, it is not difficult to diagnose.


(1) Drug treatment: Vitamin D preparations should be used early, such as cod liver oil added to feed, and the daily dose for oral administration is 400 units/kg body weight. Vitamin D: colloidal calcium injection (calciferol colloidal calcium injection), the dosage of dogs is 0.25 to 5,000 units/time, intramuscular or subcutaneous injection. Such as vitamin D. When injecting the solution, intramuscular injection is given at 1500~3 000 units/kg body weight per time. Calcium preparations can also be used, such as oral administration of precipitated calcium carbonate 0.5 to 4 g/time, or oral administration of calcium lactate 0.5 to 2 g/time. You can also inject 10% calcium chloride or 10% calcium gluconate solution intravenously.

(2) Strengthen feeding and management. Pregnant and lactating bitches should be given full feed and often calcium. Puppies should strengthen outdoor exercises, increase the time of sun exposure, and actively prevent and treat puppies’ gastrointestinal diseases.

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