Table 2 Selection of clinically asymptomatic cases of calcaneus secundarius as described in the literature
Author(s), year of publication and Reference number | Size (length/width/height) | Identification |
|---|---|---|
[mm] | ||
Stieda, 1869 [9] | 3 cases, maximum size 15/8/5 | Anatomical |
Gruber, 1871 [15] | 12/9/7 | Anatomical |
Pfitzner and Schwalbe, 1892 [6] | 5 cases, maximum size 15/8/5 | Anatomical |
Laidlaw, 1905 [18] | 3 cases, maximum 16.5/6.5/6.0 | Anatomical |
Mercer, 1931 [20] | 4 cases, two maximum side lengths of a pyramid 20/13 | Anatomical |