Time Course of EMG/NCS Findings
Topic: Pharmacology
Created on Tuesday, January 16 2007 by
Last modified on Thursday, January 25 2007.
Sadly, you suffer from blurred vision. Your foul-tempered surgeon recommends general anesthesia for an enucleation.
When you awaken, he proudly announces, "Congratulations! I have successfully severed your C5 nerve roots as they exit the spinal cord!"
You are kind of bothered.
On needle EMG, when will you be able to find fibrillations in the paraspinal muscles of your neck?
A) 3 to 4 weeks B) 10 to 14 days C) 2 to 3 weeks D) Never E) 4 to 6 weeks
This question was created on January 16, 2007 by .
This question was last modified on January 25, 2007.
ANSWERS AND EXPLANATIONS
A) 3 to 4 weeks
This answer is incorrect.
In radiculopathies, fibrillations of the paraspinal muscles can typically be detected on needle EMG 10 to 14 days after the initial injury. (
See References)
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B) 10 to 14 days
This answer is correct.
In radiculopathies, fibrillations of the paraspinal muscles can typically be detected on needle EMG 10 to 14 days after the initial injury. (
See References)
|
 |  |  |
|  |  |
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C) 2 to 3 weeks
This answer is incorrect.
In radiculopathies, fibrillations of the paraspinal muscles can typically be detected on needle EMG 10 to 14 days after the initial injury. (
See References)
|
 |  |  |
|  |  |
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D) never
This answer is incorrect.
In radiculopathies, fibrillations of the paraspinal muscles can typically be detected on needle EMG 10 to 14 days after the initial injury. (
See References)
|
 |  |  |
|  |  |
| Please log in if you want to rate questions. |
E) 4 to 6 weeks
This answer is incorrect.
In radiculopathies, fibrillations of the paraspinal muscles can typically be detected on needle EMG 10 to 14 days after the initial injury. (
See References)
|
 |  |  |
|  |  |
| Please log in if you want to rate questions. |
References:
| 1. Preston, D.C., and Shapiro, B.E. (2005). Electromyography and Neuromuscular Disorders: Clinical-Electrophysiologic Correlations, 2nd Edition. Elsevier, Philadelphia. | |
| 2. Guarantors of Brain. (2000). Aids to the Examination of the Peripheral Nervous System, fourth edition. W.B. Saunders, Edinburgh. | |
| 3. Moore, K.L. (1992). Clinical Oriented Anatomy, 3rd Edition. Williams & Wilkins, Baltimore. | |
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pharmacology
Time Course of EMG/NCS Findings
Question ID: 01160700
Question written by . (C) FrontalCortex.com 2006-2009, all rights reserved.
Created: 01/16/2007
Modified: 01/25/2007
Estimated Permutations: 0