Cavernous malformations of the brain are low-flow vascular lesions that have a propensity to hemorrhage. Extensive surgical approaches are often required for operative cure of deep-seated lesions. A 23-year-old female presented with a cavernous malformation of the left posterior insula with surrounding hematoma measuring up to 3 cm. A minimally invasive (mini-)pterional craniotomy with a transsylvian approach was selected. Endoscopic assistance was utilized to confirm complete resection of the lesion. The minipterional craniotomy is a minimally invasive approach that provides optimal exposure for sylvian fissure dissection and resection of many temporal and insular lesions. The video can be found here: https://youtu.be/9z6_EhU6lxs.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC9541656PMC
http://dx.doi.org/10.3171/2019.7.FocusVid.19148DOI Listing

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