Spontaneous Shrinkage of isocitrate dehydrogenase (IDH)-mutant astrocytoma caused by intra-tumoural cyst rupture: a case report. - Suzuki, Ryutaro; Kanamori, Masayuki; Saito, Ryuta; Shimoda, Yoshiteru; Watanabe, Mika; Tominaga, Teiji (British Journal of Neurosurgery, 2025)