Hyperthyroidism in Cats: Symptoms, Treatment and Causes

Your once-chubby senior cat is suddenly eating like a teenager yet melting away before your eyes. She yowls at 3 a.m., knocks things off counters with new manic energy, and her coat looks like she stopped grooming months ago. These aren’t quirks of old age …

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Hypercalcemia in Cats: Causes, Symptoms, and Treatment

When I first started paying close attention to feline bloodwork, calcium was the value I glossed over. It sat quietly between the electrolytes, rarely dramatic. Then I watched a senior cat with vague lethargy and a stubborn bladder stone turn out to have persistently elevated …

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Horner’s Syndrome in Cats: Causes, Symptoms, and Treatment

The first time I noticed one of my cats with a droopy eyelid and a pupil that refused to match its partner, my stomach dropped. That combination of signs often points to Horner’s syndrome in cats, a neurological condition affecting the nerves that supply the …

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Hookworms in Cats: Symptoms, Diagnosis, and Treatment

Hookworms in cats are small, blood-feeding intestinal worms that attach to the lining of the small intestine and feed directly on the host’s blood and tissue fluid. Although the adult worms rarely exceed half an inch in length, their feeding habits can drain a cat’s …

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Hip Dysplasia in Cats: Symptoms, Diagnosis, and Treatment

When I first noticed my Maine Coon hesitating at the bottom of the stairs, I assumed he was just being lazy. Weeks later, a veterinarian showed me the radiographs and explained what hip dysplasia in cats actually looks like on film. That moment changed how …

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High Cholesterol in Cats: Causes, Symptoms, and Treatment

High cholesterol in cats rarely announces itself the way it does in people. There is no chest pain, no sudden collapse, no dramatic warning. Instead, it usually surfaces quietly on a routine blood panel, often alongside another problem the veterinarian was already investigating. Because cats …

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Heterochromia in Cats: Cats With Different Colored Eyes

heterochromia in cats

Few feline features stop people in their tracks quite like a cat with two different colored eyes. One iris may glow copper or gold while the other stays a pale, icy blue. This striking mismatch has a name: heterochromia. In cats, it is usually a …

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Hepatic Lipidosis in Cats: Symptoms, Diagnosis and Treatment

Hepatic Lipidosis in Cats is one of the most common liver disorders seen in domestic felines, and it can develop with startling speed. When a cat stops eating, its body begins mobilizing fat reserves faster than the liver can process them, causing fat to accumulate …

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Hematomas on Cats Ears: Causes, Symptoms and Treatment

A swollen, puffy ear flap that appears almost overnight is one of the more alarming things a cat owner can find. Hematomas on cats ears, known medically as aural hematomas, occur when blood collects between the cartilage and skin of the pinna. The result is …

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