6/27/2023 0 Comments Wallenburg pica syndromeThe syndrome was first described by Adolf Wallenberg (1862-1949), a German physician, in 1895 4. The infarcted area has high DWI signal and is low signal on ADC 6. MRI with DWI is the best diagnostic test to confirm the infarct in the lateral medulla 6. Vertebral artery dissection, the commonest cause in young patients Lateral medullary syndrome is caused most commonly by:Ītherothrombotic occlusion of the vertebral artery, the posterior inferior cerebellar artery, or the medullary arteries The lateral medullary syndrome is the most common stroke associated with intracranial VA occlusive disease. Ipsilateral bulbar muscle weakness: hoarseness, dysphonia, dysphagia, and dysarthria, decreased gag reflex ( nucleus ambiguus) 1-3 Doctors also refer to Wallenberg syndrome as lateral medullary syndrome, posterior inferior cerebellar artery (PICA) syndrome, or vertebral artery syndrome. Teal, in Office Practice of Neurology (Second Edition), 2003 Intracranial VA. Sensory symptoms: loss of pain and temperature over the ipsilateral face (this may be variable 8) and contralateral side of body 1-3 ![]() The study focuses on normal and variant anatomy of PICA in Uttar Pradesh. Vestibulocerebellar symptoms: ipsilateral hemiataxia, vertigo, falling towards the side of lesion, multidirectional nystagmus ( inferior cerebellar peduncle and vestibular nucleus) 1-3Īutonomic dysfunction: ipsilateral Horner syndrome, hiccups 1-3 This may lead to lateral medullary syndrome, alsocalled Wallenberg syndrome. Contralateral loss of pain & temperature. However, a more detailed description given in 1895 by Adolf Wallenberg identified this condition as infarction of the lateral medulla oblongata following occlusion of the vertebral artery (VA) or Posterior inferior cerebellar artery (PICA). Ipsilateral numbness of face & horners syndrome (miosis, ptosis, & anhydrosis). Hypertension is the commonest risk factor followed by smoking and diabetes mellitus 5. Wallenberg syndrome was first described in 1808 by Gaspard Vieusseux. ![]() 20% of ischemic strokes occur in the posterior circulation 5. Lateral medullary syndrome is the most prevalent posterior ischemic stroke syndrome 5.
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