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Oct-Dec 2021, Volume 3, Issue 4
![](https://perujournalneurosurgery.org/sites/default/files/styles/thumbnail/public/field/image/Robot2a.jpg?itok=H46eioY8)
Articulated robotic arm for assistance in interventional radiology
ROLANDO ORTEGA, IVAN ORTEGA, DEISY ACOSTA, JORGE POMA, LUZ CASTAÑEDA
![](https://perujournalneurosurgery.org/sites/default/files/styles/thumbnail/public/field/image/Infecciones2a.jpg?itok=7dMlKNvm)
Nosocomial infections in neurosurgery: a study of incidence, associated factors and etiology. Cayetano Heredia Hospital. April 2020 - March 2021
ELDER CASTRO C., ROMULO RODRIGUEZ C.
![](https://perujournalneurosurgery.org/sites/default/files/styles/thumbnail/public/field/image/HIC%20transilvian6.jpg?itok=PuZH47NT)
Intracerebral hemorrhage of basal ganglia, surgical management through transinsular transylvian approach. case report
GIUSEPPE ROJAS P.1a, JESÚS FLORES Q.2b
![](https://perujournalneurosurgery.org/sites/default/files/styles/thumbnail/public/field/image/Trombosis2.jpg?itok=FtzNoW1B)
Venous sinus thrombosis secondary to severe traumatic brain injury. case report
MARCOS VILCA A., MARCO MELGAREJO P., ERMITAÑO BAUTISTA C., CARLOS PALACIOS P., YURIKO VILLAREAL H.
![](https://perujournalneurosurgery.org/sites/default/files/styles/thumbnail/public/field/image/Granuoma4a.jpg?itok=IgFSC6-r)
Intracerebral foreign body granuloma simulates a brain tumor. case report
JOHN VARGAS U., MANUEL LAZÓN A., MARCO MEJÍA T., JOHN MALCA B., FERNANDO PALACIOS S.
![](https://perujournalneurosurgery.org/sites/default/files/styles/thumbnail/public/field/image/Sarcoma1.jpg?itok=zlXll3GL)
Fusocellular / pleomorphic sarcoma in a patient with Haberland syndrome
IVAN FLORES, JOHNNY MONTIEL, FAUSTO GUERRERO.
![](https://perujournalneurosurgery.org/sites/default/files/styles/thumbnail/public/field/image/Glioma4.jpg?itok=x8TkfXYv)
Injured glioma syndrome: report of a case with unfavorable outcome
DANILO ZAVALAGA N., ERMITAÑO BAUTISTA C.