How do you test for rebound phenomenon?
It is elicited by having the patient attempt to move a limb against resistance. When the resistance is suddenly removed, the limb normally moves a short distance in the desired direction and then rebounds (jerks back in the opposite direction).
When does rebound phenomenon occur?
For example, a rebound phenomenon occurs when the sudden discontinuation of medication results in the relapse of symptoms that are worse than those before the treatment. Thus, treatments capable of causing rebound effects have to be withdrawn gradually.
What is rebound phenomenon in cerebellar lesion?
Rebound phenomenon (of Stewart & Holmes) A positive sign is seen in a spastic limb where the exaggerated “rebound” occurs with movement in the opposite direction. However in cerebellar disease this response is completely absent causing to limb to continue moving in the desired direction.
How do you test for cerebellar ataxia?
Perform the finger-to-nose test by placing your index finger about two feet from the patients face. Ask them to touch the tip of their nose with their index finger then the tip of your finger. Ask them to do this as fast as possible while you slowly move your finger. Repeat the test with the other hand.
What does ataxic gait look like?
Ataxic gait is often characterized by difficulty walking in a straight line, lateral veering, poor balance, a widened base of support, inconsistent arm motion, and lack of repeatability. These symptoms often resemble gait seen under the influence of alcohol.
What does positive Romberg test mean?
A positive Romberg sign indicates that your patient’s having difficulty with proprioception—meaning his body has a faulty perception of where it is. A patient with this faulty or diminished sense of position can normally compensate with visual clues. So when his eyes are open, he sways just a little.
How do I stop the rebound effect?
In the context of rebound mitigation, it seeks to avoid or minimise rebound effects by means of non-consumption, that is, by avoiding rebound effects from consuming new, improved products or minimising indirect rebound effects by self-limiting one’s purchasing power (e.g., by reducing working hours).
What happens in REM rebound?
REM rebound is the lengthening and increasing frequency and depth of rapid eye movement (REM) sleep which occurs after periods of sleep deprivation. When people have been prevented from experiencing REM, they take less time than usual to attain the REM state.
What is the condition ataxia?
Ataxia is a term for a group of disorders that affect co-ordination, balance and speech. Any part of the body can be affected, but people with ataxia often have difficulties with: balance and walking. speaking. swallowing.
Does cerebellar ataxia show up on MRI?
An MRI can sometimes show shrinkage of the cerebellum and other brain structures in people with ataxia. It may also show other treatable findings, such as a blood clot or benign tumor, that could be pressing on your cerebellum.
How do you fix ataxic gait?
There’s no treatment specifically for ataxia. In some cases, treating the underlying cause resolves the ataxia, such as stopping medications that cause it. In other cases, such as ataxia that results from chickenpox or other viral infections, it’s likely to resolve on its own.
What is a ataxic gait?
Ataxia is typically defined as the presence of abnormal, uncoordinated movements. This usage describes signs & symptoms without reference to specific diseases. An unsteady, staggering gait is described as an ataxic gait because walking is uncoordinated and appears to be ‘not ordered’.
What is the definition of the Holmes rebound phenomenon?
Holmes rebound phenomenon. The Holmes rebound phenomenon is a reflex that occurs when one attempts to move a limb against resistance that is suddenly removed. When the resistance is removed, the limb will usually move a short distance in the original direction, at which point the antagonist muscles will contract,…
What does rebound depression mean in medical terms?
(Redirected from Rebound depression) Jump to navigation Jump to search. The rebound effect, or rebound phenomenon, is the emergence or re-emergence of symptoms that were either absent or controlled while taking a medication, but appear when that same medication is discontinued, or reduced in dosage.
How is the rebound effect related to medication?
The rebound effect, or rebound phenomenon, is the emergence or re-emergence of symptoms that were either absent or controlled while taking a medication, but appear when that same medication is discontinued, or reduced in dosage. In the case of re-emergence, the severity of the symptoms is often worse than pretreatment levels.
When does the rebound effect start and end?
Rebound effect. The rebound effect, or rebound phenomenon, is the emergence or re-emergence of symptoms that were either absent or controlled while taking a medication, but appear when that same medication is discontinued, or reduced in dosage.