This episode delves into the critical microsurgical anatomy of the anterior inferior cerebellar artery (AICA). We review the study "Microsurgical anatomy of the anterior inferior cerebellar artery- systematic review with meta-analysis," published in Acta Neurochirurgica in 2026. This comprehensive meta-analysis synthesizes data from multiple studies to provide a robust understanding of AICA variations and relationships within the skull base. Key findings highlight anatomical landmarks crucial for neurosurgical approaches to tumors and vascular lesions in this complex region. The clinical implications offer valuable insights for optimizing surgical planning and improving patient outcomes in skull base surgery. This content is for informational purposes only and does not constitute medical advice.