In developed countries, this typically includes adult men who are shorter than 163 centimetres (5 ft 4 in) tall and adult women who are shorter than 150 centimetres (4 ft 11 in) tall.hus thousands of men under this height were denied the ability to fight in the war. As a result of pressure to allow them entry, special  Bantam Battalions  were created composed of men who were 5 feet 0 inches (152 cm) to 5 feet 3 inches (160 cm).
Ischemic optic neuropathy is a swollen optic nerve caused by damage to one of the arteries leading to the eye. In younger individuals, this condition typically starts with a painless loss of vision in one eye caused by a blocked artery.
There are many causes of optic neuritis unassociated with multiple sclerosis, including: 1  Infections: Bacterial infections, including Lyme disease, tuberculosis, cat scratch fever, toxoplasmosis and syphilis, or viral infections such as HIV, hepatitis B, and herpes zoster can cause optic neuritis. Radiation therapy to the head is an uncommon cause of optic neuritis. 2  Leber's hereditary optic neuropathy, an inherited form of vision loss that affects mostly males in their 20s or 30s, may cause optic neuritis.