Excess calcium in the blood in cats can be life-threatening. For example, the condition can indicate a serious underlying condition, such as kidney failure.

Excess blood cells in the eye in cats is a condition that is caused by inflammation or abnormal lipid levels. The condition can affect a cat's vision.

Excess alkali in the blood in cats happens when there's too much bicarbonate (HCO3) in the blood. Usually, the condition is caused by an underlying problem.

Excess acidity in the blood in cats is a rare condition that affects the kidneys. Specifically, the kidneys can't get rid of acid via peeing.

Ethanol poisoning in cats happens when a cat is exposed to ethanol. Technically, this can happen either orally or through a cat's skin.

Estrus symptoms after spaying in cats happens when a cat shows signs of being in heat after being spayed. Remaining ovarian tissue causes the condition.

Epileptic seizures in cats usually happen due to a brain dysfunction. The cause can be a number of things, including trauma, toxic chemicals, and infection.

Eosinophilic granuloma complex in cats refers to a group of three separate skin issues. The condition mainly causes lesions.

Enlarged spleen in cats happens when the spleen becomes inflamed and enlarged. The condition is often a sign of another more serious medical issue.

Enlarged liver in cats happens when the organ becomes swollen. The condition is often caused by a different underlying condition.

Dilated cardiomyopathy in cats is a heart disease. The condition causes heart chambers to enlarge. This means they cannot pump blood effectively.

Enlarged gums in cats happens when the gingival tissue in the mouth becomes inflamed. Usually, the condition is caused by bacteria and plaque.

Electric cord bite injury in cats happens when a cat gets electrocuted after biting through an electrical cord. Unfortunately, the condition is common.

E. coli infection in cats is a bacterial condition that develops in the intestines. The condition can eventually lead to blood poisoning.