Shih Tzu

Breed: Shih Tzu

Family: Pet Dog

Nationality: China

Weight (kg): 5 - 7
Size (cm): 25 - 27
Hair type: long hair

Color Standards: All colors are allowed.

Origin and History: The breed was raised in the Chinese imperial court, and is believed to result from a cross between the Tibetan Lhasa Apso and the ancestor of the current Pekingese.

Personality: Affectionate and player.

Health problem known: No health problem known to date.

Note: Other name: chrysanthemum dog, lion dog.

Hereditary illness

• Renal dysplasia (developmental abnormality)
• Dysplasia (developmental anomaly) of the hip and elbow
• Aseptic necrosis (degeneration) of the femoral head
Patellar dislocation (patella)

Predisposition to diseases

• Distichiasis (row of supernumerary eyelashes that point to the cornea)
• Glaucoma (increased pressure in the eye)
• Brachycephalic complex (stenosis of the nostrils, soft palate elongation, tracheal hypoplasia, eversion of laryngeal saccules causing snoring, difficulty breathing and collapse)
• Epiphora (secretions of eyes)
• Entropion (rolling eyelids inwards)
• Cataracts
• Keratitis (inflammation of the cornea) by exposure (poor closing of the eyelids, wide palpebral opening)
• Hypothyroidism (decreased hormone production by the thyroid gland)
• Ectopic eyelash (eyelash in the wrong place that rubs on the cornea)
• Corneal dystrophy (growth disorder)
• Umbilical hernia (navel)
• Cherry eye (externalization of the nictitating gland)
• Progressive atrophy (degeneration) of the retina
• Herniated disc
• Portosystemic shunt (short circuit of the liver through the bloodstream)
• KCS (keratoconjunctivitis sicca, dry eyes)
• Urolithiasis (stones) urinary