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Define Intercostal Neuralgia
Pain condition affecting the intercostal and subcostal NNs
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Causes of IC Neuralgia
(2)
- Diabetes
- Post Herpes Zoster
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Special Tests for IC Neuralgia
- Observation
- Chest Expansion
- Modified Dural Slump
- Jt mobes (AP glides @ SPs, TvP)
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Which NN roots form the Brachial Plexus?
Formed by the union of Ventral Rami of C5 to C8 and the greater part of T1.
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Which NN root forms the Middle trunk of the Brachial Plexus?
C7
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Which cord forms the radial NN?
Posterior cord.
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Causes of Radial NN Lesion
- Fractures (spiral groove, supracondylar, upper 1/3 of radius)
- Dislocations (head of radius, humeroradial jt, radioulnar jt)
- Post-surgical complication
- Heavy metal poisoning
- Compression (Axilla crutch, saturday night palsy, Supinator Syndrome)
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S&S of radial NN lesions
(2)
- Wrist Drop
- Sensory Dysfunction
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Area of isolated sensory supply for Radial NN
Web space btw thumb and index finger
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