Yorkshire Terrier – Disease Predisposition

Yorkshire terrier


Cardiovascular conditions

  • Patent ductus arteriosus
  • Endocardiosis

Dermatological conditions

  • Rabies-vaccine-associated vasculitis and alopecia
  • Short-hair syndrome of Silky breeds
  • Cyclic follicular dysplasia
  • Ichthyosis
  • Congenital hypotrichosis
  • Colour-dilution alopecia
  • Melanotrichia
  • Melanoderma and alopecia in Yorkshire Terriers

Drug reactions

  • Glucocorticoids

Endocrine conditions

  • Hyperadrenocorticism: pituitary-dependent (PDH)

Gastrointestinal conditions

  • Lymphangiectasia and protein-losing enteropathy
  • Hepatic lipidosis
  • Congenital portosystemic shunt
  • Microvascular portal dysplasia

Musculoskeletal conditions

  • Aseptic necrosis of the femoral head
  • Cartilaginous exostosis
  • Congenital elbow luxation
  • Medial patellar luxation
  • Odontoid process dysplasia
  • Delayed/non-union of fractures of the distal third of the radius and ulna in miniature and toy breeds

Neoplastic conditions

  • Keratoacanthoma
  • Pituitary tumour resulting in hyperadrenocorticism
  • Testicular neoplasia

Neurological conditions

  • Hydrocephalus
  • Atlantoaxial subluxation
  • Hemivertebrae

Ocular conditions

  • Distichiasis
  • Keratoconjunctivitis sicca
  • Congenital keratoconjunctivitis sicca (lacrimal gland hypoplasia)
  • Congenital, sub-epithelial, geographic corneal dystrophy
  • Cataract
  • Generalised progressive retinal atrophy

Renal and urinary conditions

  • Urate urolithiasis
  • Calcium oxalate urolithiasis
  • Struvite (magnesium ammonium phosphate) urolithiasis
  • Calcium phosphate urolithiasis (hydroxyapatite and carbonate apatite)
  • Calcium phosphate urolithiasis (brushite)
  • Silica urolithiasis

Reproductive conditions

  • Cryptorchidism
  • Testicular neoplasia

Respiratory conditions

  • Tracheal collapse

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