scholarly journals Three-dimensional image reconstruction for low-grade glioma surgery

1998 ◽  
Vol 4 (4) ◽  
pp. E9 ◽  
Author(s):  
Alexandra Chabrerie ◽  
Fatma Ozlen ◽  
Shin Nakajima ◽  
Michael E. Leventon ◽  
Hideki Atsumi ◽  
...  

Three-dimensional image reconstruction for preoperative surgical planning and intraoperative navigation for the resection of low-grade gliomas was performed in 20 patients. Thirteen of these surgeries were performed while the patient received a local anesthetic to allow for cortical mapping. Ninety percent of the patients were functionally intact postoperatively. The authors propose that the combination of the three-dimensional image reconstruction and surgical navigation, in conjunction with intraoperative cortical mapping, provides an additional means for surgeons to improve the safety and precision of the procedures.

Author(s):  
R. A. Crowther

The reconstruction of a three-dimensional image of a specimen from a set of electron micrographs reduces, under certain assumptions about the imaging process in the microscope, to the mathematical problem of reconstructing a density distribution from a set of its plane projections.In the absence of noise we can formulate a purely geometrical criterion, which, for a general object, fixes the resolution attainable from a given finite number of views in terms of the size of the object. For simplicity we take the ideal case of projections collected by a series of m equally spaced tilts about a single axis.


Biochimie ◽  
1987 ◽  
Vol 69 (9) ◽  
pp. 1001-1006 ◽  
Author(s):  
T Arad ◽  
J Piefke ◽  
S Weinstein ◽  
H.-S Gewitz ◽  
A Yonath ◽  
...  

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