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Table 1 Summary of OBPI patients with ARMS variant of the MRC.

From: Arm rotated medially with supination – the ARMS variant: description of its surgical correction

      

*Pre-operative Values

Patient

Sex

Injured Side

Current Age (yrs)

Nerve Involvement

Previous Surgeries

PHHA

(%)

Glenoid version (°)

SHEAR

(%)

1

F

L

5

C5 C6 (C7)

MQ

5

-37

37

2

M

R

7

C5 C6 (C7)

MQ, PGHC

8

-32

49

3

M

R

9

C5 C6 (C7)

none

16

-28

--

4

M

R

12

C5 C6 (C7)

none

11

-33

13

5

F

L

19

C5 C6 (C7)

MQ

48

-8

--

6

M

R

4

C5 C6 C7

MQ

34

-10

19

7

F

L

4

C5 C6 C7 C8

NG, MQ

34

-13

2

8

F

R

10

C5 C6 C7 C8 T1

NG, MQ x 2, BTL

-20

-37

9

  1. (C7) indicates a milder C7 injury, MQ modified quad surgery, NG nerve grafting, BTL biceps tendon lengthening, PGHC posterior glenohumeral capsulorrhaphy,
  2. * Pre- operative values were measured from CT imaging performed before any bony surgeries.
  3. PHHA percent humeral head anterior to the scapular line, SHEAR scapular hypoplasia elevation and rotation represented by scapular elevation.