Items tagged “brainstem”

36 results found
Article

Weber syndrome

Weber syndrome is a midbrain stroke syndrome that involves the cerebral peduncle and the ipsilateral fascicles of the oculomotor nerve 1-3. Clinical presentation ipsilateral CN III palsy contralateral hemiplegia or hemiparesis Pathology It is usually caused by an ischemic stroke, typically ...
Case

Brainstem glioma

 Diagnosis almost certain
A.Prof Frank Gaillard
Published 11 Mar 2009
68% complete
MRI
Article

Brainstem

The brainstem is the most caudal part of the brain. It adjoins, is structurally continuous with the spinal cord and consists of the: midbrain (mesencephalon) pons (part of the metencephalon) medulla oblongata (myelencephalon) The brainstem provides the main motor and sensory innervation to t...
Article

Medulla oblongata

The medulla oblongata (or simply the medulla) is the most caudal part of the brainstem between the pons superiorly and spinal cord inferiorly. It is the transition from the spinal cord to the brain. The medulla contains the vital autonomic cardiovascular and respiratory centers controlling hear...
Article

Brainstem nuclei

The brainstem nuclei are the nuclei in the brainstem. These include: cranial nerve nuclei red nucleus substantia nigra
Article

Duret hemorrhage

Duret hemorrhage is a small hemorrhage (or multiple hemorrhages) seen in the medulla or pons of patients who are rapidly herniating.  Pathology Raised supratentorial pressure causes the brainstem and mesial temporal lobes to be forced downwards through the tentorial hiatus. As a result of this...
Case

Brainstem glioma

 Diagnosis almost certain
Dr Hani Salam
Published 19 Apr 2010
84% complete
CTMRI
Case

Capillary telangiectasia

 Diagnosis almost certain
Dr Yume Kohno
Published 17 May 2010
65% complete
MRI
Case

Brainstem ganglioglioma

 Diagnosis certain
Dr Hani Salam
Published 18 Sep 2010
80% complete
MRI
Case

Pontine hemorrhage

 Diagnosis certain
A.Prof Frank Gaillard
Published 14 Oct 2010
98% complete
CTAnnotated image
Article

Lateral medullary syndrome

Lateral medullary syndrome (or Wallenberg syndrome) is a clinical syndrome caused by an acute ischemic infarct of the lateral medulla oblongata. This is most commonly due to occlusion of the intracranial portion of the vertebral artery followed by PICA and its branches 1-3.  Clinical presentati...
Article

Bilateral middle cerebellar peduncle lesions

Involvement of both middle cerebellar peduncles is uncommon, but has a relatively long list of differential diagnoses, including 1: neurodegenerative diseases multiple systemic atrophy (MSA) olivopontocerebellar atrophy Shy-Drager syndrome spinocerebellar atrophy metabolic diseases  adre...
Case

Brainstem cavernoma

 Diagnosis almost certain
Dr Roberto Schubert
Published 23 Jun 2011
53% complete
MRI
Case

Basilar artery thrombosis

 Diagnosis almost certain
Dr Sajoscha Sorrentino
Published 28 Aug 2011
56% complete
CT
Case

Brainstem glioma

 Diagnosis certain
Dr Jeremy Jones
Published 20 Feb 2013
98% complete
MRI
Case

Diffuse pontine glioma

 Diagnosis almost certain
Dr Ahmed Abdrabou
Published 22 Apr 2013
83% complete
MRI
Case

Neuroglial brainstem cyst

 Diagnosis almost certain
Dr Roberto Schubert
Published 22 Nov 2013
74% complete
MRI
Article

Benedikt syndrome

Benedikt syndrome, or paramedian midbrain syndrome, is a midbrain stroke syndrome that involves the fascicles of the oculomotor nerve and the red nucleus. Clinical presentation ipsilateral CN III palsy 1-4 crossed hemiataxia 1-4 crossed choreoathetosis 1-4 Pathology It is usually caused by...
Article

Brainstem stroke syndromes

Brainstem stroke syndromes, also known as crossed brainstem syndromes, refer to a group of syndromes that occur secondary to lesions, most commonly infarcts, of the brainstem. Epidemiology Although many different brainstem stroke syndromes have been classically described, the majority appear e...
Article

Medial medullary syndrome

Medial medullary syndrome, also known as Déjerine syndrome,  is secondary to  thrombotic or embolic occlusion of small perforating branches from vertebral or proximal basilar artery supplying the medial aspect of medulla oblongata1,2. Epidemiology Represents less than 1% of brainstem stroke sy...

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