The condition known as "Central Horner Syndrome" is a rare neurological disorder that affects the sympathetic nervous system. This syndrome is characterized by a combination of symptoms, including drooping eyelids, small pupils, and lack of sweat on one side of the face. While the term "Central Horner Syndrome" is commonly used to describe this condition, there are also a few synonyms that can be used interchangeably. Some synonyms include "Horner's Syndrome", "oculosympathetic paresis", and "Horner-Bernard Syndrome". These terms all refer to the same set of symptoms and conditions, providing medical professionals and individuals alike with various ways to describe and discuss this complex disorder.