Lead Poisoning in Cats

Overview:

Lead poisoning occurs when a cat ingests or inhales products which contain lead. There are many possible ways, the most common is from lead based paint. Newer paints no longer contain lead, but poisoning can occur during house renovations when old paint is removed. Other sources include; lead bullets, linoleum, fish tackle, plumbing supplies, car batteries, food contaminated with lead.

Poisoning can be acute or chronic. In acute cases, the cat ingests a large amount in a short period of time, chronic occurs when smaller doses are ingested over a prolonged period. It affects both the gastrointestinal tract & the nervous system.

What are the symptoms of lead poisoning in cats?

Symptoms of lead poisoning can include;

• Vomiting

• Diarrhea

• Anorexia

• Abdominal pain

• Muscle tremors

• Incoordination

• Seizures

• Lethargy

• Blindness

• Weight loss

• Deafness

• Behavioural changes

How is lead poisoning diagnosed?

Your veterinarian will perform a complete physical examination & obtain a medical history from you, including possible exposure to toxins such as lead. He may wish to perform further tests including;

• Complete blood count which may reveal anemia & changes to the red blood cells.

• Biochemical profile to evaluate the overall health of your cat, especially the kidneys.

• Blood tests to detect lead concentrations.

• X-rays to check for lead lodged in the body.

How is lead poisoning treated?

Treatment involves removing exposure, decontaminating the cat & offering supportive care & includes;

• Removing exposure to the lead.

• Removal of lead from the stomach by inducing vomiting or surgery.

• Chelation therapy. This is a medication which combines with lead & is excreted.

• Fluid therapy to correct dehydration & assist in flushing the lead from the system.