Spastic aphonia is a condition characterized by the loss of a person's voice due to spasms in the vocal cords. There are several synonyms for spastic aphonia, including laryngismus stridulus, stridorous laryngismus, and spasmodic dysphonia. These terms all describe the same condition where a person cannot speak due to the spasms in their vocal cords. The symptoms of spastic aphonia can vary from mild to severe, and may include hoarseness, difficulty breathing, and dysphonia. Treatment options for this condition may include medications, behavioral therapy, and surgery in rare cases. It's important for individuals experiencing spastic aphonia to seek medical attention to receive an accurate diagnosis and appropriate treatment.