Brills Disease is a relatively uncommon medical condition characterized by muscle weakness and loss of spinal reflexes. It is also known by various other names such as acute anterior poliomyelitis, benign aseptic meningitis, and acute flaccid paralysis. These synonyms refer to the same illness but are used to describe different aspects of the disease. While the term "Brills Disease" focuses on the overall condition, "acute anterior poliomyelitis" highlights the specific inflammation of the spinal cord. "Benign aseptic meningitis" emphasizes the absence of bacterial infection, and "acute flaccid paralysis" precisely describes the key symptom experienced by patients. Ultimately, these synonyms help medical professionals to communicate effectively and ensure accurate diagnosis and treatment.