Neuroanatomy
Dr Raymond Chang
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Lower Limbs
Subtitles in English for this video can be displayed by clicking on (first button on the bottom right hand corner of the video). Inspection of the Lower Limbs After positioning the patient on the bed and ensuring adequate exposure, the lower limbs should be inspected as follow: The examiner should stand at the end of the bed and…
Assessing the Level of Consciousness
Dr Gilberto Leung and Dr Gary Lau Subtitles in English for this video can be displayed by clicking on (first button on the bottom right hand corner of the video). Our level of consciousness is governed by our cerebral cortex as well as the subcortical ascending reticular formation. Patients with normal consciousness have a high level…
Upper Limbs
Subtitles in English for this video can be displayed by clicking on (first button on the bottom right hand corner of the video). Inspection of the Upper Limbs After adequate exposure, one should then lay the patient’s arms out comfortably. The examiner should stand at the end of the bed / facing the patient if the patient is…
Ataxic Wide-based Gait
The gait is wide-based and the patient requires assistance from the physician for stabilization. The patient cannot turn within one or two steps but requires multiple steps. The physician then asks the patient to perform tandem-walking at the end of the video but the patient is unable to do so due to severe instability. The…
Sixth Nerve Palsy
In this patient, there is a mild esotropia on neutral gaze as the left eye is slightly deviated medially. There is impaired left eye abduction resulting in diplopia when the patient is instructed to look towards the left. Discussion of the sign Abduction of the eye is controlled by the lateral rectus muscle, which is…
Heel-shin Test
In this video, the patient exhibits a positive heel-shin test on the right side. Compared to the left (normal) side, the right lower limb is seen to be rather clumsy. The heel-shin test is a test to screen for ipsilateral cerebellar function. Once again, clear instructions are required for this test, and you could see…