Seyed Amir Hossein Javadi

Department of Neurosurgery, Imam Khomeini Hospital Complex, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran.

[ 1 ] - Clinical guideline of neurosurgical practice during the COVID-19 pandemic

Background: Neurosurgery practice conflicts with many challenges during the COVID-19 pandemic; Including the lack of beds in intensive care units, as well as the use of some methods such as drills and trans-nasal and trans-oral approaches that produce aerosols or are directly in contact with patient discharge. Due to these challenges, developing a clinical guideline to help neurosurgeons and me...

[ 2 ] - Brain mapping in Neurosurgical oncology

After the introduction of MRI, new modalities facilitated the procedure of surgical planning to achieve the microsurgical goal and improve prognosis and quality of life in patients. Despite the variable applications of preoperative and intraoperative mapping and monitoring systems, several limitations and concerns are reported for every modality as well. In this issue of the IrJNS, we are delig...

[ 3 ] - Methods to Improve Fiber Reconstruction at DTI-Based Tractography in the Area of Brain Tumor: Case Illustration and Literature Review

Background and Aim: DTI-based tractography could help us to visualize the spatial relation of fiber tracts to brain lesions. Several factors may interfere with the procedure of diffusion-based tractography, especially in brain tumors. The aim of the current study is to discuss several solutions to improve the procedure of fiber reconstruction adjacent or inside brain lesions. Illustrative cases...

[ 4 ] - Application of 5-ALA Fluorescence-Guided Resection in Patients Suffering from High-Grade Gliomas: Report of 30 Consecutive Cases and a Literature Review

Background and Importance: The extent of resection seems a solid prognostic factor in patients suffering from high-grade gliomas (HGGs). When administered orally, 5-ALA is exclusively converted by malignant cells into protoporphyrin IX (PPIX), identifying contrast-enhancing glial lesions under blue 400-nm light. The authors thoroughly assess the efficacy, accuracy, and safety profile of 5-ALA-g...