Mycelo and root injury of brachial plexus on MIP Location Damage C5 (%) C6 (%) C7 (%) C8 (%) T1 (%) Total (300 roots of 60 patients) Root avulsion 7 2, 3 10 3, 3 14 4, 7 10 3, 3 5 1, 7 46 15, 3 Pseudomeningocele 2 0, 7 10 3, 3 27 9, 0 13 4, 3 8 2, 7 60 20, 0 Diarrhea 2 0, 7 2 0, 7 1 0, 3 0 0 1 0, 3 6 2, 3 Swelling 6 2, 0 4 1, 3 3 1, 0 3 1, 0 2 0, 7 18 6, 0 Rupture 27 9, 0 29 9, 7 30 10, 0 25 8, 3 19 6, 3 130 43, 3 No damage 18 6, 0 15 5, 0 12 4, 0 22 7, 3 32 10, 7 99 33, 0 Table 3.15.