Prior to that time, there had been several reports strongly suggestive of this syndrome. Wallenbergs syndrome definition of wallenbergs syndrome. The ischemia is a result of a blockage most commonly in the vertebral artery or the posterior inferior cerebellar artery. Files are available under licenses specified on their description page. Most frequently caused by vascular disease or tumors involving the dorsal pons. Lateral medullary syndrome radiology reference article. Ataxia 70%, numbness either of the ipsilateral face or of the contralateral body 64%, vertigo 51 %, and dysphagia 51% were the most frequent symptoms at onset. Sensory sequelae of medullary infarction differences between lateral and1. Thirtythree consecutive patients with lateral medullary syndrome were evaluated by the. Dipende da unocclusione o dellarteria cerebellare posteroinferiore pica o del tratto terminale di unarteria vertebrale da dove questo ramo origina. Adolf wallenberg, german physician, 18621949 a syndrome resulting usually from occlusion of the vertebral artery, and less often from occlusion of its branch, the posterior inferior cerebellar artery. Wallenberg syndrome ws, also known as lateral medullary syndrome, is a wellcharacterised brainstem syndrome that was first described in 1895 by dr wallenberg. The syndrome of occlusion of the posterior inferior cerebellar artery was first firmly established by wallenberg 1 in 1895. Abbiamo studiato i meccanismi fisiopatologici della disfagia nella sindrome di wallenberg ws che sono causa di infarto midollare laterale lmi.
This patient was seen at emergency room presenting sensorial vertigo, sympathic nausea and vomit, pyramidal hemiparesia and cranial nerve affection v, vii, ix, x and xi caused by a vertebral artery dissection. A 31 year old male with a classic wallenberg s syndrome is present ed. Structures affected by the infarct are the pprf, nuclei of cranial nerves vi and vii, corticospinal tract, medial lemniscus, and the medial longitudinal fasciculus. Lateral medullary syndrome is also called wallenbergs syndrome, posterior inferior cerebellar artery. Case series with blinded evaluation of brain imaging. Thirtythree consecutive patients with lateral medullary syndrome were evaluated by the stroke center between 1983 and 1989. Fovilles syndrome is caused by the blockage of the perforating branches of the basilar artery in the region of the brainstem known as the pons. To correlate clinical and radiologic findings in patients with lateral medullary infarction. The most common cause of wallenberg syndrome is an ischemic stroke in the va or pica of the brainstem, often the result of a thrombus or embolism. A 21yearold man with late wallenberg syndrome after a. Total score ranges from 0 to 3,600 being 0 the worst and 3,600 the best. Dysphagia in lateral medullary infarction wallenbergs.
Lateral syndrome of the medulla oblongata wallenbergs syndrome. Total score ranges from 0 to 3,600 being 0 the worst and 3,600 the. Hospitalized and ambulatory patients at the neurological institute of new york ny. A 21yearold man with late wallenberg syndrome after a motorcycle trauma. The greatest risk factor for wallenberg syndrome is currently believed to be large artery atherosclerosis, which is often linked to a history of hypertension, diabetes, and smoking. All structured data from the file and property namespaces is available under the creative commons cc0 license. Pdf p wallenbergs syndrome which is also known as lateral medullary syndrome and posterior inferior cerebellar artery syndrome is a very rare cause. Lateral medullary syndrome, also known as wallenberg syndrome, is a clinical syndrome caused by an acute ischemic infarct of the lateral medulla oblongata. Wallenbergs syndrome represents 36 % of strokes in the brainstem.