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Table 4 Stage wise distribution of causes of misinterpretations of Risser's stage

From: Evaluation of accuracy of plain radiography in determining the Risser stage and identification of common sources of errors

Risser's stage

Original method

French method

Stage 0

Micro-ossification (2)1 Gas shadow (1)2

Micro-ossification (2)1 Gas shadow (1)2

Stage 1

Skip ossification (2)3 Gas shadow (1)2

Gas shadow (1)2 Skip ossification (2)3

Stage 2

Skip ossification (1)3 Miscalculation of excursion (4)4

Skip ossification (1)3 Miscalculation of excursion (2)4

Stage 3

Miscalculation of excursion (5)4

Micro-fusion (4)5

Stage 4

Miscalculation of excursion (1)4 Micro-fusion (3)5

Skip ossification (2)3 Pseudo-fusion (10)6Micro-fusion (4)5

Stage 5

Skip ossification (2)3 Pseudo-fusion (14)6

 
  1. The numbers inserted in superscripts stand for the figure numbers in which the entities were illustrated.
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X