Cardiologists at Tampa General Hospital described the strange case in a paperpublishedWednesday inJAMA Cardiology.

The diet, he told the doctors, required him to consume high amounts of fat.

But unfortunately, there were some obvious negative consequences.

Unfortunately, there is such a thing as too much butter.

Unfortunately, there is such a thing as too much butter.© Rodrigo Ruiz Ciancia via Getty

Xanthelasmasare deposits of cholesterol that build up under the skin.

Normally, excess cholesterol and other fats in our blood are cleared away by white blood cells called macrophages.

But xanthelasmas can theoretically happen anywhere on our body.

A case of xanthelasma.

The man’s yellowish nodules, which also appeared on his elbows. © Marmagkiolis et al./JAMA Cardiology

The condition is fairly rare: research hasestimatedabout 1% of women and 0.3% of men contract xanthelasma.

Gross as they might look, xanthelasmas are harmless and can be removed through surgery or other cosmetic procedures.

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