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NerveRootParasthesia
Nerve Root Parasthesias
Question | Answer |
---|---|
C1 | None |
C2 | None |
C3 | Cheek, side of neck |
C4 | Horizontal band along clavicle and upper scapula |
C5 | None |
C6 | Thumb and index finger |
C7 | Index, long and ring fingers |
C8 | Little finger alone or with two adjacent fingers; not ring or long fingers, alone or together (C7) |
T1 | Disk lesions @ upper 2 thoracic levels dont give rise 2 root weakness of hand intrinsic muscles r due 2 other pathology. Dural & nerve root stress has T1 elbow flex w/ arm horizontal. T1-2 scapulae ->&back on chest wall. Neck flex at any thoracic level |
T2 | Disk lesions @ upper 2 thoracic levels dont give rise 2 root weakness of hand intrinsic muscles r due 2 other pathology. Dural & nerve root stress has T1 elbow flex w/ arm horizontal. T1-2 scapulae ->&back on chest wall. Neck flex at any thoracic level |
T3-12 | Articular & dural signs & root pain r common. Root signs (cutaneous analgesia) r rare & have such indefinate are that they have little localizing value. Weakness is not detectable |
L1 | Groin; after holding posture, which causes pain |
L2 | Occasionally anterior thigh |
L3 | Medial knee, anterior lower leg |
L4 | Medial aspect of calf and ankle |
L5 | Lateral aspect of leg, medial three toes |
S1 | Lateral two toes, lateral foot, lateral leg to knee, plantar aspect of foot |
S2 | Lateral leg, knee and heel |
S3 | None |
S4 | Saddle area, genitals, anus, impotence, massive posterior herniation |