Table 2 – Ulnar prestyloid recess morphology

Recess opening

  Not visible

  Narrow

  Wide

5 (5.81%)

63 (73.26%)

18 (20.93%)

Recess shape

  Saccular

  Tubular

  Cone

  Tongue

57 (66.28%)

8 (9.30%)

14 (16.28%)

7 (8.14%)

Recess position

  Palmar

  Radiopalmar

  Apical

  Ulnoapical

48 (55.81%)

8 (9.30%)

23 (26.74%)

7 (8.14%)

Measurements

  Opening width

  Bulge width

  Distance between recess tip and opening

  Anterior–posterior diameter

2.26 ± 1.43 mm

4.48 ± 1.94 mm

6.89 ± 2.36 mm

5.05 ± 1.97 mm