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Wallenberg Syndrome or L ateral Medullary Syndrome is a type of stroke. And most of its complications depend upon the location and the mass of the brain stem damage the body has sustained. The decrease in symptoms would happen only after a week or even months of treatment and therapy. Relief from symptoms won’t happen immediately.

It is then important for patients to follow religiously what their doctors had planned out from them. This would take patients to recovery or at least, problems like neurological disabilities are or can be ruled out.

Prognosis:

Prognosis is usually quite good, both in the short and the long term. Nausea and vomiting disappear within a week. Clumsiness, difficulty swallowing, and gait imbalance improve over six months to a year. However you need to keep watch for complications like aspiration pneumonia, breathing difficulty, and cardiac arrhythmias.

2007-02-10 08:47:16 · answer #1 · answered by Kate 6 · 0 0

What is Wallenberg's Syndrome?
Wallenberg’s syndrome is a neurological condition caused by a stroke in the vertebral or posterior inferior cerebellar artery of the brain stem. Symptoms include difficulties with swallowing, hoarseness, dizziness, nausea and vomiting, rapid involuntary movements of the eyes (nystagmus), and problems with balance and gait coordination. Some individuals will experience a lack of pain and temperature sensation on only one side of the face, or a pattern of symptoms on opposite sides of the body – such as paralysis or numbness in the right side of the face, with weak or numb limbs on the left side. Uncontrollable hiccups may also occur, and some individuals will lose their sense of taste on one side of the tongue, while preserving taste sensations on the other side. Some people with Wallenberg’s syndrome report that the world seems to be tilted in an unsettling way, which makes it difficult to keep their balance when they walk.

Is there any treatment?
Treatment for Wallenberg's syndrome is symptomatic. A feeding tube may be necessary if swallowing is very difficult. Speech/swallowing therapy may be beneficial. In some cases, medication may be used to reduce or eliminate pain. Some doctors report that the anti-epileptic drug gabapentin appears to be an effective medication for individuals with chronic pain.

What is the prognosis?
The outlook for someone with Wallenberg’s syndrome depends upon the size and location of the area of the brain stem damaged by the stroke. Some individuals may see a decrease in their symptoms within weeks or months. Others may be left with significant neurological disabilities for years after the initial symptoms appeared.

What research is being done?
The National Institute of Neurological Disorders and Stroke (NINDS) conducts research related to Wallenberg’s syndrome in its laboratories at the National Institutes of Health (NIH), and also supports additional research through grants to major medical institutions across the country. Much of this research focuses on finding better ways to prevent, treat, and ultimately cure disorders such as Wallenberg’s syndrome.

2007-02-10 08:43:10 · answer #2 · answered by Dr.Qutub 7 · 0 0

Cause
It is the clinical manifestation resulting from occlusion of the posterior inferior cerebellar artery or one of its branches or of the vertebral artery, in which the lateral part of the medulla oblongata infarcts, resulting in a typical pattern.


[edit] Clinical features
PICA syndrome (also known as lateral medullary syndrome) presents with the following symptoms:

contralateral deficits in pain and temperature sensation from body (dysfunction of lateral spinothalamic tract);
ipsilateral loss of pain and temperature sensation from face (dysfunction of spinal trigeminal nucleus);
ipsilateral dysphagia, hoarseness, diminished gag reflex (dysfunction of nucleus ambiguus, which affects vagus and glossopharyngeal nerves);
vestibular dysfunction (vertigo, diplopia, nystagmus, vomiting);
ipsilateral Horner's syndrome (dysfunction of descending sympathetic fibers).
An affected person may present with ataxia on the side of lesion. Hiccoughs are another common sign. There will be facial numbness on side of the lesion whereas there will be contralateral body numbness.


[edit] Presentation
This syndrome is characterized by sensory deficits affecting the trunk and extremities on the opposite side of the infarct and sensory and motor deficits affecting the face and cranial nerves on the same side with the infarct. Other clinical symptoms and findings are ataxia, facial pain, vertigo, nystagmus, Horner's syndrome, diplopia and dysphagia. The cause of this syndrome is usually the occlusion of the posterior inferior cerebellar artery (PICA) at its origin.

The affected persons have difficulty in swallowing (dysphagia) resulting from involvement of the nucleus ambiguus, and slurred speech (dysphonia, dysarthria). Damage to the spinal trigeminal nucleus causes absence of pain on the ipsilateral side of the face, as well as an absent corneal reflex.

The spinothalamic tract is damaged, resulting in loss of pain and temperature sensation to the opposite side of the body. The damage to the cerebellum or the inferior cerebellar peduncle can cause ataxia.

Nystagmus and vertigo, which may result in falling, caused from involvement of the region of Deiters' nucleus and others vestibular nuclei.

Onset is usually acute with severe vertigo.


[edit] Treatment
Treatment for Wallenberg's syndrome is symptomatic. A feeding tube may be necessary if swallowing is very difficult. Speech/swallowing therapy may be beneficial. In some cases, medication may be used to reduce or eliminate pain. Some doctors report that the anti-epileptic drug gabapentin appears to be an effective medication for individuals with chronic pain.


[edit] Prognosis
The outlook for someone with Wallenberg’s syndrome depends upon the size and location of the area of the brain stem damaged by the stroke. Some individuals may see a decrease in their symptoms within weeks or months. Others may be left with significant neurological disabilities for years after the initial symptoms appeared.


[edit] History
This syndrome was first described in 1808 by the Geneva physician Gaspard Viesseux, who rendered an exact description of his own disease at a meeting of the Société médicochirurgicale de Genève. First descriptions by Wallenberg were in 1895 (clinical) and 1901 (autopsy findings).

2007-02-10 09:41:27 · answer #3 · answered by anney 4 · 0 0

Google.com

2007-02-10 08:25:51 · answer #4 · answered by Anonymous · 0 0

Here are some really helpful websites:

http://www.ninds.nih.gov/disorders/wallenbergs/wallenbergs.htm
http://www.wrongdiagnosis.com/w/wallenbergs_syndrome/intro.htm
http://www.healthline.com/galecontent/wallenberg-syndrome
http://www.mamashealth.com/syndrome/wall.asp
http://en.wikipedia.org/wiki/Lateral_medullary_syndrome

2007-02-10 08:31:46 · answer #5 · answered by cutest pooky 3 · 0 0

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