The ten chapters of the volume answer to fundamental questions about this areaand the clinician who faces an apical pathology of endodontic origin will thereforehave the solutions.The aim of this text/atlas is to provide a guide to the diagnostic approach and tothe execution of endodontic retreatments of complex cases.The book is enriched by over 150 clinical cases by world-famous authors of variousnationalities and illustrated with a high-quality iconography, expansion boxes anddecision-making algorithms that guide the professionalin the therapeutic choice.