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Postnatal myelomeningocele closure in smallest reported neonate: illustrative case

Momin M Mohis, Kevin Cordeiro, Sarah Larson, Catharine Garland, and James A Stadler III

clinically stable. At 16 months, he developed increased secretions, increased pooling of secretions, and enlarged ventricles. He subsequently underwent endoscopic third ventriculostomy with choroid plexus cauterization to treat his hydrocephalus. We performed this procedure in the hope of potentially avoiding a future shunt placement. FIG. 1 Preoperative MMC 5 days after birth. FIG. 2 Postoperative MMC 24 days after birth. At his most recent neurosurgery follow-up at 30 months of age, he was eating without difficulty, walking without support, and

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Traumatic sacral dermoid cyst rupture with intracranial subarachnoid seeding of lipid particles: illustrative case

Alexander Perdomo-Pantoja, Hesham Mostafa Zakaria, Brendan F. Judy, Jawad M. Khalifeh, Jose L. Porras, Tej D. Azad, Brian Y. Hwang, Timothy F. Witham, Chetan Bettegowda, and Nicholas Theodore

treated with antibiotics. † Surgery was intended, but the patient died of massive pulmonary embolus preoperatively. ‡ Hydrocephalus treated with ventriculoperitoneal shunt. § Meningism treated with analgesics. ¶ Hydrocephalus treated with third ventriculostomy. All 21 patients were adults; the mean age was 41.1 (standard deviation, 17.8) years, with a strong male predominance (7:1 ratio). The spinal dermoid cysts were mostly located in the lumbar spine (11 of 21 [52.4%]); others were located in the thoracolumbar (5 of 21 [23.8%]), sacral (3 of 21 [14

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Pineal parenchymal tumor of intermediate differentiation with late spinal dissemination 13 years after initial surgery: illustrative case

Hiroyuki Kato, Takafumi Tanei, Yusuke Nishimura, Yoshitaka Nagashima, Motonori Ishii, Tomoya Nishii, Nobuhisa Fukaya, Takashi Abe, and Ryuta Saito

intracranial PPTID. Illustrative Case A 14-year-old female presented with headache and diplopia. Bilateral papilledema and left eye abduction disorders were also observed. Magnetic resonance imaging (MRI) revealed a solitary mass lesion in the pineal region with contrast enhancement on T1-weighted imaging, which induced obstructive hydrocephalus ( Fig. 1 ). The patient had no relevant medical or family history. Initially, a biopsy of the lesion and endoscopic third ventriculostomy were performed. Histological examination revealed hypercellular proliferation, small

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Management of failed Chiari decompression and intrasyringeal hemorrhage in Noonan syndrome: illustrative cases

Cody J. Falls, Paul S. Page, Garret P. Greeneway, Daniel K. Resnick, and James A. Stadler III

family, an endoscopic third ventriculostomy was performed. Prior to that occurrence there had been no clinical concern for elevated intracranial pressure or need for CSF diversion. One month postoperatively, the patient has complete resolution of his neck pain and headaches and continues to demonstrate no other neurological symptoms. Case 2 A 16-year-old girl with a known history of NS, tethered cord, scoliosis, CM-I, and holocord syringomyelia presented with rapid progression of her scoliosis. She had a history of a tethered cord release 7 years earlier. Lack