Embryology of the lacrimal drainage system -- Anatomy of the lacrimal drainage system -- Endoscopic anatomy of the lacrimal drainage system -- Radiological anatomy of the lacrimal drainage system -- Imaging in disorders of the lacrimal drainage system -- Preoperative evaluation in endoscopic dacryocystorhinostomy -- Surgical technique of endoscopic dacryocystorhinostomy -- Improving results in endoscopic dacryocystorhinostomy -- Management of the associated nasal conditions in endoscopic dacryocystorhinostomy -- Management of the upper lacrimal pathway disorders -- Difficult situations in endoscopic dacryocystorhinostomy -- Complications of endoscopic dacryocystorhinostomy -- Paediatric endoscopic dacryocystorhinostomy with special emphasis on congenital nasolacrimal duct obstruction and approach to a child with epiphora -- Revision endoscopic dacryocystorhinostomy -- An overview of nasolacrimal duct in different nasal and sinus surgical procedures -- Transcanalicular endoscopic laser assisted dacryocystorhinostomy -- Endoscopic dacryocystorhinostomy in posttraumatic nasolacrimal duct obstruction -- Navigation guided surgery in complex lacrimal drainage disorders -- Endoscopic dacryocystorhinostomy in chronic granulomatous lesions of the lacrimal drainage system -- Dacryoendoscopy in lacrimal drainage system -- Balloon dacryoplasty in lacrimal drainage system disorders using coronary angioplasty balloons -- Endoscopic conjunctivodacryocystorhinostomy -- Training aspects in endoscopic dacryocystorhinostomy and role of cadaver dissection -- Instruments in endoscopic dacryocystorhinostomy.