1 Leber's hereditary optic neuropathy (LHON). 2  Particularly prevalent among males, this type of inherited optic neuropathy can affect even carriers who don't have other symptoms but do have a degree of color blindness. 3  Red-green color vision defects primarily are noted with this condition. 4  Kallman's syndrome.
This medical symptom information shows the various types of Fever, and other related symptoms or conditions, including their causes and diagnosis. 1  Chills. 2  FUO. 3  Low-grade fever. 4  Prolonged fever. 5  Mild fever. 6  High fever. 7  Very high fever. 8  Recurrent fever.
Types. Most fevers are temporary. They last for the course of the infection only. Viral infections, particularly of the respiratory system, are the most common cause of fever in children, according to eMedicinehealth. These usually clear up in less than a week. Fevers that are chronic come and go on a regular basis.