Understanding the Health and Care of the Siamese Dog

Quick answer

The Siamese dog is an active and intelligent breed that requires consistent training and a high-quality, protein-rich diet to thrive. While they are generally robust, they are prone to specific health conditions ranging from structural issues like hip dysplasia to metabolic concerns such as insulinoma and hyperthyroidism. By understanding these tendencies and monitoring your dog for subtle changes in behavior or physical condition, you can work effectively with your veterinarian to manage their health throughout their life.

Dermatological Health: Dermoid Sinus

A dermoid sinus is a tubular skin defect that can extend deep into the surrounding tissues. This is a recognised tendency in the breed. Owners may notice a small opening on the skin surface, often along the spine, which may discharge fluid or become infected. Your veterinarian will perform a physical examination and may use imaging, such as an MRI or contrast studies, to determine the depth and extent of the sinus. Early detection is vital to prevent deep-seated infections that can affect the spinal cord or surrounding structures.

Skeletal Development: Hip Dysplasia

Hip dysplasia involves the abnormal development of the hip joint, leading to a loose fit between the ball and the socket. This is well recognised in the breed. You might notice your dog struggling to rise, showing a swaying gait, or appearing reluctant to jump or climb stairs. The vet will perform a physical manipulation of the hips and use radiographs to confirm the degree of joint laxity. Management focuses on maintaining a healthy weight and using joint support therapies to improve comfort and mobility.

Metabolic Function: Insulinoma

An insulinoma is a tumor of the pancreas that causes an excessive release of insulin, leading to dangerously low blood sugar levels. This is a recognised tendency in the breed. Owners should watch for episodes of weakness, collapse, muscle tremors, or sudden seizures, especially after exercise or long periods without food. A veterinarian will perform blood tests to measure glucose and insulin levels. This condition requires urgent veterinary attention to stabilize blood sugar and determine the best course of management.

Vascular Health: Portosystemic Shunt

A portosystemic shunt is an abnormal blood vessel that allows blood to bypass the liver, preventing the organ from properly filtering toxins from the bloodstream. This is a recognised tendency in the breed. You may observe your dog having stunted growth, poor appetite, or neurological signs such as disorientation, pacing, or circling after eating. A vet will use blood chemistry panels to look for liver-related markers and imaging, such as ultrasound or specialized scans, to locate the shunt. Surgical correction is often the goal to restore normal liver function.

Renal Health: Protein Losing Nephropathy

Protein losing nephropathy occurs when the kidneys fail to retain essential proteins, causing them to leak into the urine. This is a recognised tendency in the breed. You might notice increased thirst and urination, lethargy, or swelling in the limbs or abdomen due to fluid retention. The vet will perform a urinalysis to check for protein levels and blood tests to assess kidney function. Managing this condition involves dietary modifications to reduce the workload on the kidneys and medications to control protein loss.

Oncology: Lymphoma

Lymphoma is a cancer of the lymphatic system, which is part of the body's immune defenses. This is a recognised tendency in the breed. Owners often notice firm, painless lumps under the jaw, in front of the shoulders, or behind the knees, which are actually swollen lymph nodes. Your vet will perform a fine-needle aspirate to collect cells for laboratory analysis. Because this is a systemic disease, treatment typically involves chemotherapy protocols to induce remission.

Oncology: Mast Cell Tumor

Mast cell tumors are a type of skin cancer that can vary significantly in appearance, sometimes looking like a simple bump or a red, irritated patch of skin. This is a recognised tendency in the breed. These tumors can change size rapidly, sometimes swelling and then shrinking. A veterinarian will perform a biopsy to determine the grade of the tumor. Because these tumors can release substances that cause inflammation, they should be evaluated promptly to determine if surgical removal is necessary.

Nutritional Health: Taurine Deficiency

Taurine is an essential amino acid required for heart and eye health. This is a recognised tendency in the breed. Signs of deficiency can be subtle, including lethargy or a reduced ability to exercise, and may eventually progress to heart rhythm abnormalities. A veterinarian will perform an echocardiogram to assess heart function and blood tests to measure taurine levels. Providing a high-quality, protein-rich diet is essential to prevent this deficiency.

Neurological Health: Vestibular Disease

Vestibular disease affects the balance system, which is located in the inner ear and brain. This is a recognised tendency in the breed. You may notice your dog tilting their head, losing balance, falling, or showing rapid, involuntary eye movements known as nystagmus. The vet will perform a neurological examination to determine if the issue originates in the ear or the brain. While some cases resolve on their own, the dog may require supportive care to prevent injury while they are unsteady.

Endocrine Health: Hyperthyroidism

Hyperthyroidism occurs when the thyroid gland becomes overactive, producing too much thyroid hormone. This is a recognised tendency in the breed. You might notice weight loss despite a ravenous appetite, increased activity levels, or a fast heart rate. A veterinarian will perform blood tests to measure thyroid hormone levels. Treatment involves medications or other therapies to normalize hormone production and protect the heart from the effects of the excess hormone.