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Fig. 1 | Journal of Medical Case Reports

Fig. 1

From: Histological evaluation of symptomatic ossification of the anterior longitudinal ligament treated with etidronate disodium: a case report

Fig. 1

a Lateral radiograph at the initial presentation showed ossification of the anterior longitudinal ligament (arrows) from C2 to C6. b Lateral cervical radiograph with barium contrast revealed severe compression of the esophagus by the ossification of the anterior longitudinal ligament from C4 to C5. c Histopathological examination of the resected ossification revealed ossifications with a trabecular structure (thin arrows) from the border (thick arrows) of the anterior longitudinal ligament (asterisk). d Postoperative lateral radiograph 1 week after the first resection surgery of the ossification of the anterior longitudinal ligament with anterior osteophytes demonstrated decreased compression of the esophagus

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