Wallenberg syndrome - Study guides, Class notes & Summaries

largest branch of vertebral arteries Ans: PICA wallenberg syndrome Ans: aka PICA syndrome or Lateral Medullary Syndrome. patient has trouble swallowing or speaking (both). due to infarction/occlusion of PICA or other branch LSTT symptoms Ans: contralateral pain & temperature deficit Spinal trigeminal nucleus symptoms Ans: loss of pain & temp from ipsilateral face nucleus ambiguus symptoms Ans: affects vagus (X) and glossopharyngeal (IX). (mainly X) dysphagia, hoarseness, diminished ...

SCRN Exam 2023 Questions and Answers with 100%Verified Solutions. SCRN Exam 2023 Penumbra - Answer Salvageable tissue -oxygen -blood pressure -Glucose Perfusion - Answer What oxygen delivers to the brain. Above the necklace-Anterior Circulation= - Answer Unilateral deficits Below the necklace-Posterior circulation= - Answer Bilateral deficits Circle of Willis-Collateral circulation= - Answer Aneurysm Cerebrum - Answer largest part of the brain Cerebrum: Frontal Lobe - Answer Motor fun...

A 67yo man with a hx of HTN, DM, HLD, and smoking presents to the ED. CC of persistent dizziness q1week that has become so severe he now has double vision, N/V. His wife tells you she noticed a L facial droop and slurring. Pt reports weakness in L arm and leg. He denies HA or SZ. Head CT was negative for acute bleed. Upon returning to the room he has become increasingly obtunded and difficult to arouse. You notice he now has a nystagmus and slightly dysconjugate gaze. His exam appears to be wors...

Which of the following drug is a proper choice for absence seizure? A. Valporate B. Gabapentin C. Carbamazepine D. Phenytoin correct answers A The most common causes of subarachnoid hemorrhage is A. Arterio-venous malformation B. Aneurysm C. Hypertension D. cavernous angioma correct answers B. The periumbilical area is innervated by which sensory deematones? A.C6 B.T2 C.T5 D.T10 E.S3 correct answers D Occlusion of which of the following arteries typically produces Walle...

SCRN Exam 2023 Questions and Answers with 100%Verified Solutions. Penumbra - Answer Salvageable tissue -oxygen -blood pressure -Glucose Perfusion - Answer What oxygen delivers to the brain. Above the necklace-Anterior Circulation= - Answer Unilateral deficits Below the necklace-Posterior circulation= - Answer Bilateral deficits Circle of Willis-Collateral circulation= - Answer Aneurysm Cerebrum - Answer largest part of the brain Cerebrum: Frontal Lobe - Answer Motor function, personali...

SCRN Exam 2023 Questions and Answers with 100%Verified Solutions. Penumbra - Answer Salvageable tissue -oxygen -blood pressure -Glucose Perfusion - Answer What oxygen delivers to the brain. Above the necklace-Anterior Circulation= - Answer Unilateral deficits Below the necklace-Posterior circulation= - Answer Bilateral deficits Circle of Willis-Collateral circulation= - Answer Aneurysm Cerebrum - Answer largest part of the brain Cerebrum: Frontal Lobe - Answer Motor function, personali...

Non-communicating hydrocephalus - Obstructive - occlusion of csf flow communicating hydrocephalus - non obstructive, caused by inadequate absorption of CSF when the ventricular pathways are not obstructed (blood/csf are unable to pass through) Where are the venous sinuses located? - Subdural space What type of bleed would most likely cause hydrocephalus? - SAH Where is the most common place for obstructive hydrocephalus to occur? - Aqueduct of Sylvius At what rate is CSF produced? - 0.3...

SCRN Exam Questions With Answers Latest Updated 2024/2025 (VERIFIED 100%) Above the necklace-Anterior Circulation= - Answer- Unilateral deficits Below the necklace-Posterior circulation= - Answer- Bilateral deficits Circle of Willis-Collateral circulation= - Answer- Aneurysm Cerebrum - Answer- largest part of the brain Cerebrum: Frontal Lobe - Answer- Motor function, personality, Brocca speech Brocca's aphasia-frontal lobe - Answer- problem with the production and grammar speech syntax, p...

NBME CK Right Vertebral -Causes lateral medullary syndrome (AKA Wallenberg) -Can also be caused by PICA -Symptoms include: --1) Contralateral sensory of body --2) Ipsilateral sensory of face --3) Ipsilateral cranial nerves (Vagus & glossopharyngeal) ---Dysphagia ---Nystagmus ---Weakness palate ---Dysarthria --4) Ataxia Anterior spinal artery -Affects the: --1) Lateral Corticospinal tract → Contralateral hemiparesis in UE & LE --2) Medal lemniscus → Decreased cont...

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