CLINICAL-MEDIAN NERVE EXAMINATION

SUMMARY

SIMPLE ANATOMY
1. Motor supply: muscles of the flexor compartment, except the FCU + ulnar half of FDP.
2. Motor supply: LOAF muscles (Lateral 2 lumbricals, Oponens pollicis, APB, FPB); C6-T1.

EXAMINATION
1. Inspect - wasting of thenar eminence.
2. Lesion at carpal tunnel - weakness of thumb abduction.
3. Lesion at cubital fossa - weakness of FDS (positive Oschner's clasping test - the index finger fails to flex while clasing hands).

Reference(s)

Wilkinson, I., Furmedge, D. and Sinharay, R. (2017). Oxford handbook of clinical medicine. Oxford: Oxford University Press. Get it on Amazon.
Feather, A., Randall, D. and Waterhouse, M. (2020). Kumar And Clark’s Clinical Medicine. 10th ed. S.L.: Elsevier Health Sciences. Get it on Amazon.
Hannaman, R. A., Bullock, L., Hatchell, C. A., & Yoffe, M. (2016). Internal medicine review core curriculum, 2017-2018. CO Springs, CO: MedStudy.
Therapeutic Guidelines. Melbourne: Therapeutic Guidelines Limited. https://www.tg.org.au [Accessed 2021].