Rubber jaw syndrome (fibrous osteodystrophy)

Common info

Rubber jaw syndrome or renal osteodystrophy is a group of Rubber jaw conditions where the thyroid hormone is created due to kidney failure. The kidney fails to excrete parathyroid which is the main cause of hormones accumulation in the body, skull bone (jawbone). It will have a severe negative effect on the facial bone and the jawbone will decrease in size which can cause a small jaw and tissue to expand Can cause the teeth of the pet to fall off.


A Rubber jaw caused by the kidney failure, it makes the parathyroid gland dysfunction which decreases calcium in the blood, Furthermore, Parathyroid makes the calcium absorbable in the intestine which makes the intestine prompts the vitamin performance. Since the calcium in the bone has been decreased, the body replaces it with the fibrous tissue which makes the bone weak.


The disease is caused by chronic kidney infection which disintegrates the jaw bone that attached to the gum and caused loose teeth and soft gum.


  • Polyuria, Over-urinate
  • Vomit
  • Fatigue
  • Abnormal face shape
  • Loose teeth
  • Saliva dribbling
  • Fractured bone

In addition, if the pet has  symptom accumulated for a long time May cause pets to die If not treated quickly

Treatment and Prevention

For treatment, RubRubber jaw syndrome Starts from healing the kidney by Hemodialysis, or kidney implant and giving them vitamin supplements as appropriate.

  1. Wag! | Rubber Jaw Syndrome in Dogs
  2. MSD MANUAL Veterinary Manual | Rubber Jaw Syndrome (Fibrous Osteodystrophy)
  3. A. RUSENOV. 2010. A clinical case of secondary renal hyperparathyroidism in a four-month-old Pug puppy. Revue de Medecine Veterinaire. 161, 12, : 570-573.
  4. Jenefer R. Stillion, DVM and Michelle G. Ritt, DVM, DACVIM. 2009. Renal Secondary Hyperparathyroidism in Dogs. Compendium: Continuing Education for Veterinarians .1: 1-11.
  5. Selwyn Arlington Headley , Vanessa Cristina Veltrini, et al. 2008. Oral lesions associated with renal secondary hyperparathyroidism in an English bulldog. Semina: Ciências Agrárias, Londrina, v. 29, n. 2 : 407-412.
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