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  Indian J Med Microbiol
 

Figure 1: (a) Pre-operative periapical radiograph demonstrating gross extrusion of calcium hydroxide paste. (b) Working length radiograph showing difficult interpretation due to superimposition of extruded material. (c) Intermediate radiograph during surgical procedure to check for complete removal of extruded paste.

Figure 1: (a) Pre-operative periapical radiograph demonstrating gross extrusion of calcium hydroxide paste. (b) Working length radiograph showing difficult interpretation due to superimposition of extruded material. (c) Intermediate radiograph during surgical procedure to check for complete removal of extruded paste.