Objective: To describe a telovelar approach to the fourth ventricle for excision of a choroid plexus tumor within the ventricle.
Animal: A 3-year-old entire male Chihuahua.
Study Design: Case report METHODS: A 3-year-old dog with two-month history of progressive vestibular signs and subdued mentation was diagnosed with a fourth ventricle tumor. Gross total resection of the tumor was achieved through a telovelar approach to the fourth ventricle.
Results: Complete removal of the tumor was confirmed on immediate postoperative MRI. The dog recovered from the surgical procedure without complications, displaying some neurological deficits as preoperatively. His neurological examination was normal 2 weeks after surgery and remained so until the time of writing this case report (28 months) without additional treatment.
Conclusion: The telovelar approach allowed complete excision of a choroid plexus tumor located in the fourth ventricle of the dog reported here.
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http://dx.doi.org/10.1111/vsu.13859 | DOI Listing |
J Neurosurg
January 2025
1Department of Neurosurgery, ASST Cremona, Italy.
Objective: Brainstem cavernous malformations (BSCMs) were once considered inoperable. Microsurgical resection now represents a valuable option for treating patients with hemorrhagic or symptomatic lesions. The aim of this study was to provide a practical guide for surgical planning by analyzing postoperative neurological and functional outcomes.
View Article and Find Full Text PDFOper Neurosurg (Hagerstown)
November 2024
Department of Neurosurgery, Charité - Universitätsmedizin Berlin, Berlin, Germany.
Background And Objectives: Cavernous malformations (CMs) account for 8% to 15% of all cerebrovascular anomalies and pose clinical significance due to their potential to cause symptomatic hemorrhage, seizures, and focal neurological deficits. While the majority of CMs are located supratentorial, the less common posterior fossa, particularly cerebellar CMs (cCMs), pose a unique treatment challenge. This study aims to contribute to the understanding and management of cerebellar CMs, thereby assisting in the decision-making process for clinical interventions in this patient population.
View Article and Find Full Text PDFClin Neurol Neurosurg
November 2024
Department of Neurosurgery, Suzhou Ninth Hospital affiliated to Soochow University, Soochow 215200, China. Electronic address:
Background: Brainstem hemorrhage accounts for a relatively small proportion of spontaneous intracerebral hemorrhages (∼10 %) but tends to occur earlier in life and has poorer prognosis. Numerous studies support the therapeutic potential of minimally invasive hematoma evacuation for intracerebral hemorrhage; however, there have been few assessments of the benefits for brainstem hemorrhage.
Methods: We evaluated the safety and efficacy of a minimally invasive approach under neuroendoscopic guidance with pneumatic arm fixation for removing the hematoma in severe brainstem hemorrhage patients.
Front Vet Sci
August 2024
Department of Veterinary Surgery, College of Veterinary Medicine, Chungnam National University, Daejeon, Republic of Korea.
An 11-year-old spayed female Maltese dog presented with a 2-month history of gait alterations, wide-based stance, and chronic vomiting. Neurological examination revealed cerebellovestibular signs, including head tilt, nystagmus, strabismus, intentional tremor, and hypermetric gait. MRI showed a mass with iso- to hypointensity on T1-weighted (T1W) images and heterogeneous hyperintensity on T2-weighted (T2W) images, with marked non-uniform contrast enhancement.
View Article and Find Full Text PDFBrain Tumor Res Treat
July 2024
Department of Neurosurgery, St. Vincent's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea.
Intracranial growing teratoma syndrome (iGTS) is a rare phenomenon in patients with non-germinomatous germ cell tumor (NGGCT) after chemotherapy or radiotherapy. It manifests as paradoxical growth of teratomatous components, with multiple cystic lesions on cranial imaging despite normalized tumor markers. This paper presents a 22-year-old male with iGTS, diagnosed one month after chemotherapy against NGGCT.
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