Pronunciation: [dˈɪksən mˈanz sˈa͡ɪn] (IPA)
Dixon Mann's sign is a medical term used to describe a neurological condition in which the head tilts towards the affected side. The phonetic transcription of this term is /ˈdɪksən mænz saɪn/. The first part of the term, Dixon, is pronounced as "diks-uhn" while Mann is pronounced as "man". The word sign is pronounced as "sahyn". It is important to spell this word correctly to avoid any confusion regarding the diagnosis of the condition. It is necessary for medical professionals to communicate effectively with one another, ensuring the best possible care for patients.
Dixon Mann's sign is a medical term that refers to a particular clinical observation or physical finding associated with a certain condition. This sign was named after the British physician Dr. Dixon Mann, who first described it in medical literature.
Dixon Mann's sign is characterized by the presence of involuntary rhythmic contractions or jerking movements of the muscles in the inner corner of the eye, specifically the orbicularis oculi muscles. These movements are commonly observed during the closing of the eyelids and are often accompanied by a fluttering or rippling effect.
This sign is typically indicative of a neurological disorder known as hemifacial spasm. Hemifacial spasm is a condition characterized by the involuntary twitching or spasms of the muscles on one side of the face, usually caused by an irritation or compression of the facial nerve. It is most commonly caused by the compression of the facial nerve at its exit point from the brainstem by a blood vessel.
The presence of Dixon Mann's sign aids in the diagnosis of hemifacial spasm and differentiates it from other conditions that may present with similar symptoms. Effective treatment options for hemifacial spasm include medications, botulinum toxin injections, and in severe cases, surgical intervention to relieve the compression of the facial nerve.
See Mann's sign.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.