Möbius syndrome
(Redirected from Von Graefe's syndrome)
Möbius syndrome is a rare congenital neurological disorder characterized by facial paralysis and the inability to move the eyes from side to side. The condition is named after the German neurologist Paul Julius Möbius, who first described the syndrome in 1888.
Presentation[edit | edit source]
Individuals with Möbius syndrome are typically born with complete or partial facial paralysis. This results in an inability to close the eyes or form facial expressions, such as smiling or frowning. Additionally, affected individuals often have difficulty with feeding and swallowing due to the paralysis of the muscles involved in these functions.
Causes[edit | edit source]
The exact cause of Möbius syndrome is not well understood. It is believed to result from the underdevelopment of the sixth cranial nerve (abducens nerve) and the seventh cranial nerve (facial nerve). These nerves are responsible for eye movement and facial expression, respectively. Genetic and environmental factors are thought to play a role in the development of the syndrome.
Diagnosis[edit | edit source]
Diagnosis of Möbius syndrome is primarily clinical, based on the presence of characteristic symptoms. Magnetic resonance imaging (MRI) and other imaging techniques may be used to assess the structure of the brain and cranial nerves. Genetic testing may also be conducted to identify any underlying genetic mutations.
Treatment[edit | edit source]
There is no cure for Möbius syndrome, and treatment is primarily supportive and symptomatic. Interventions may include:
- Physical therapy to improve muscle strength and coordination
- Speech therapy to address difficulties with speech and swallowing
- Surgical procedures, such as muscle transfer surgery, to improve facial movement and expression
Prognosis[edit | edit source]
The prognosis for individuals with Möbius syndrome varies depending on the severity of the condition and the presence of associated anomalies. With appropriate medical care and support, many individuals with Möbius syndrome can lead fulfilling lives.
Related Conditions[edit | edit source]
Möbius syndrome may be associated with other congenital anomalies, including:
See Also[edit | edit source]
References[edit | edit source]
External Links[edit | edit source]
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Contributors: Prab R. Tumpati, MD