Tolosa-Hunt Syndrome

Excerpt

Tolosa Hunt syndrome (THS) is described as severe and unilateral periorbital headache associated with painful and restricted eye movements. Synonyms for Tolosa Hunt syndrome include painful ophthalmoplegia, recurrent ophthalmoplegia, ophthalmoplegia syndrome. Tolosa Hunt syndrome is one of the rare disorders recognized by the National Organisation for Rare Disorders (NORD). It is also included as one of the painful cranial neuropathies by the International Headache Society (IHS) in its headache classification. Tolosa Hunt syndrome was first described in the year 1954 by Dr. Eduardo Tolosa, a Spanish neurosurgeon. Similar cases were reported by Hunt et al. in 1961. Smith and Taxdal called it Tolosa Hunt Syndrome for the first time in 1966. Until then, it was then an obscure clinical entity. Since then, numerous cases and studies have been reported around the world.