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Dogs
Pituitary dwarfism and concurrent hypothyroidism in a Golden Retriever/German Sshepherd cross breed dog
  1. Paulina Haro,
  2. Issa García-Reynoso,
  3. Zaida Murrieta-Zamora,
  4. Julio A Mercado and
  5. Alfonso De la Mora-Valle
  1. Instituto de Investigaciones en Ciencias Veterinarias, Universidad Autónoma de Baja California, Mexicali, México
  1. Correspondence to Dr Paulina Haro; paulina.haro{at}uabc.edu.mx

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Description

Signalment and history

A 16-month-old male Golden Retriever and German Shepherd crossbreed dog presented with a history of skin disorders. Physical examination findings included stunted growth with normal proportions, prognathism, delayed dental eruption and a downward fold of the tip of the pinnae, bilateral symmetrical alopecia on the proximal extremities, neck, back, tail, sides and ventral surface of the body; hyperpigmentation and lanugo retention were also present (figure 1). Diagnosis of the cause of dwarfism in a canine patient can be a challenge when concurrent developmental abnormalities are present. Radiology is a widely available tool in clinical veterinary practice and is recommended in dwarfism cases.

Figure 1

Image of a 16-month-old male Golden Retriever/German Shepherd crossbreed dog presented with stunted growth with normal proportions, downward fold of the tip of the pinnae, bilateral symmetrical alopecia on the extremities, neck, back, tail, sides and ventral surface of the body, hyperpigmentation and lanugo retention were also observed.

Radiographical findings were shortened vertebral bodies, widened radiolucent intervertebral space and persistent physis at the level of vertebral bodies (figure 2) and tibia (figure 3). Long bones (humerus, femur and radius) appeared shorter with …

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Footnotes

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  • Contributors The authors listed made substantial contributions to conception, acquisition and analysis of data, and also participated in drafting the article or revising it critically for important intellectual content; and gave the final approval of the version to be submitted and any revised version.

  • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

  • Competing interests None declared.

  • Patient consent for publication Not required.

  • Provenance and peer review Not commissioned; externally peer reviewed.

  • Data availability statement All data relevant to the study are included in the article.

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