HKU E-learning Platform in Clinical Neurosciences HKU eLearning Platform in Clinical Neurosciences

Subtitles in English for this video can be displayed by clicking on  (first button on the bottom right hand corner of the video). Examining the Spinothalamic Tract of the Upper Limbs Examining the Posterior Column Pathway of the Upper Limbs Examining the Spinothalamic Tract of the ...

Subtitles in English for this video can be displayed by clicking on  (first button on the bottom right hand corner of the video). General Inspection During the general inspection of the cranial nerves, we should look for whether the patient has any ptosis, abnormal eye movements and facial asymmetry. We should also ...

Dense middle cerebral artery sign There are a number of radiological features that can be seen in the non-contrast CT scan which support the clinical suspicion of an ischaemic stroke. One of the early ischaemic changes that could be recognized on a non-contrast CT film ...

Bilateral watershed infarct The non-contrast CT brain shown is from a patient with bilateral watershed infarct. Here, chronic ischaemic changes can be seen along the external or cortical watershed zones  (Figures 1 and 2). These “borderzones” is where the terminal vasculature of the anterior cerebral artery and ...

There are a number of ways of classifying ischaemic stroke. One of them is by anatomical classification e.g. anterior versus posterior circulation, the precise artery involved (e.g. left middle cerebral artery infarction) or the structure affected (e.g. right pontine infarct). It can also be classified according ...