Sep 06, 2005. The thyroid dimensions are at the upper limits of normal - I do 6-8 ultrasounds a day in the office and usually the measurements of normal thyroids are 4-4.8 x 1.0-1.8 x 0.8-1.6cm which is consistent with published dimensions.ep 06, 2005. The thyroid dimensions are at the upper limits of normal - I do 6-8 ultrasounds a day in the office and usually the measurements of normal thyroids are 4-4.8 x 1.0-1.8 x 0.8-1.6cm which is consistent with published dimensions.
Probiotics, the good intestinal bacteria usually prescribed to treat diarrhea, have helped many dogs with tear staining. Look for a veterinary probiotic such as FortiFlora, Prostora or Proviable. Don't give Princess antibiotics like tylosin or tetracycline.robiotics, the good intestinal bacteria usually prescribed to treat diarrhea, have helped many dogs with tear staining. Look for a veterinary probiotic such as FortiFlora, Prostora or Proviable. Don't give Princess antibiotics like tylosin or tetracycline.
Overview. 1  Your dog's tear stains are caused by liquid secretion from his eyes, which gradually permeates the fur around his eyelids. 2  Examine your dog's eyes several times each day. 3  Mix a teaspoon of cider vinegar with your dog's water each day. 4  Moisten a clean cloth with room temperature, or slightly warmer, water.