He seems delirious with a high fever.

I had a high fever; otherwise I could have gone camping.

High fever is a prominent symptom of this disease.

I have a high fever.

The initial symptoms of the disease are fever and sore throat.

He was attacked by a high fever.

The boy has a high fever.

High fever is a frequent accompaniment of influenza.

Babies can become dehydrated from a high fever, so I was told that it would be better to send him to the hospital.