Showing posts with label clinical_examination. Show all posts
Showing posts with label clinical_examination. Show all posts

Measurements of abdomen

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Abdominal girth should be measured at the level of umbilicus .  Periodic measurement is done to assess prognosis in ascites, paralytic il...

What is See-Saw Nystagmus?

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What is See-Saw Nystagmus? In see-saw nystagmus one eye moves up + intorts & other eye moves down +extorts Torsional component is co...

What are the causes of Acquired Pendular nystagmus ?

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What are the causes of Acquired Pendular nystagmus ? Acquired Pendular nystagmus can be seen in the following conditions Oculo-palatal myocl...

What is Convergence-Retraction Nystagmus?

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Convergence-Retraction Nystagmus is characterised by rapid convergence with synchronous retraction of both globes slow divergence. It is due...

Dissociated Jerk Nystagmus and causes

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Dissociated Jerk Nystagmus and causes Dissociated Jerk Nystagmus and causes Dissociated Jerk Nystagmus ,nystagmus is different in both eyes ...

What is Rebound nystagmus and its causes?

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 Rebound nystagmus is a Gaze evoked nystagmus reverses direction in the eccentric gaze. In Primary position - No nystagmus Lateral gaze - In...

What is Bruns's nystagmus?

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It is seen in large CP angle tumours Following are the components of Bruns nystagmus. Contralateral high frequency / low amplitude nystagmus...

What is Gaze evoked nystagmus?

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Gaze holding helps to maintain eye in the eccentric eye position. This is done with the help of the Pulse-step innervation When the eye move...

Down-beat nystagmus and its causes

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Down-beat nystagmus is a central vestibular disorders -Pitch plane disorder. It is a Jerk nystagmus with fast phase downwards. Most prominen...

Upbeat nystagmus and its causes

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U pgaze nystagmus is a  Central vestibular disorders -Pitch plane disorder Nystagmus with fast phase upwards in primary position it  worsen...

What is the basic Pathophysiology of Nystagmus

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Nystagmus is a Disorder of ocular posture / mechanisms that maintain steady fixation. The Basic pathology is the abnormality in gaze stabil...