PMC6039697_01
Lateral radiograph of the left ankle joint showing a massive, well-defined, bizarre shaped calcaneal spur that originated from the base of the calcaneus.
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PMC6039697_01_gr1.jpg
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A lateral plain radiograph revealed a well-defined, large bony projection at the base of the calcaneus, which is identified as a calcaneal spur (Fig. 1).
Lateral heel radiograph showing the spur length. (a) Oblique line demarcating the calcaneal border. (b) Horizontal line from the tip of the spur to the calcaneal border (spur length).
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PMC6039697_01_gr2.jpg
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A computer-aided linear measurement of spur length was done, as shown in Fig. 2.