Introduction, history and epidemiology of trigeminal neuralgia (TGN) -- Anatomy of trigeminal nerve -- Etiopathogenesis of trigeminal neuralgia -- Clinical presentation and diagnosis of trigeminal neuralgia -- Differential diagnosis of trigeminal neuralgia -- Therapeutic options for trigeminal neuralgia -- Radiology for trigeminal neuralgia patients -- Pharmacotherapy of trigeminal neuralgia -- Peripheral nerve blocks for trigeminal neuralgia (along with complications and management) -- Percutaneous interventional procedures -- Open neurosurgical options for trigeminal neuralgia: trigeminal tractotomy, trigeminal rhizotomy, microvascular decompression (MVD) -- Gamma knife treatment for trigeminal neuralgia -- Botulinum toxin and trigeminal neuralgia -- Non-invasive interventions: PainShield, TENS, psychological management -- Trigemino cardiac reflex and trigeminal neuralgia -- Therapeutic outcome and future scopes.