In the given video the lecturer explain the topic of brain abscess, it various etiologies, the pathogenesis leading towards it, its clinical manifestations, diagnostic modalities, medical treatment and surgical treatment including excision or aspiration. Timeline: 0:00 – Introduction 0:32 – Etiology 1:26 – Pathogenesis 3:12 – Clinical manifestations and symptoms 4:14 – Diagnosis 5:35 – Treatment 6:05 – Surgery and aspiration