back to 2010, vol. 16, b. 3

Journal of IMAB - Annual Proceeding (Scientific Papers)
Publisher: Peytchinski, Gospodin Iliev
ISSN: 1312 773X (Online)
Issue: 2010, vol. 16, book 3
Subject Collection: Medicine
Page: 32 - 37
DOI: 10.5272/jimab.1632010_32-37
Online date: Nov 24, 2010

J of IMAB 2010; 16(3):32-37
DIAGNOSTIC PITFALLS OF BRAIN METASTASES AFTER  BRAIN IRRADIATION
Nikolay A. Peev, Svetoslav  K. Kalevski, Dimiter G. Haritonov.
Department of Neurosurgery, Medical University of Varna, Bulgaria

ABSTRACT:
Although brain metastases  are  one  of  the  most frequently  diagnosed  sequelae  of  systemic malignancy, their optimal management still is not well defined. In that respect the different diagnostic and therapeutic approaches of BMs patients is an issue for serious discussions. Among the   most commonly used diagnostic tools are  computed tomography (CT) scans, magnetic resonance imaging (MRI) scans, single photon emission computed tomography (SPECT) and positron emission tomography (PET) scans etc. Nowadays the aforementioned diagnostic modalities are usually combined in order to obtain complete diagnostic information important for establishing the optimal treatment.
With the present report we try to elaborate on the value of the modern diagnostic tools in differentiating between tumor progressions versus radiation necrosis in irradiated patients with resected brain metastases. 
Although the present advancement of the modern imaging modalities differentiating between tumor progression versus radiation necrosis is often difficult. Application of the metabolic imaging modalities like SPECT, PET and proton magnetic resonance spectroscopy (1H-MRS) contributes for the diagnose but still pathological specimens remain a gold standard for distinguishing tumor from necrosis, because none of the imaging modalities is possible to reliably differentiate necrosis from progression in 100% of the cases.

Key words: brain metastases, gamma knife, surgical resection, stereo tactic radio surgery, metabolic imaging modalities.

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Please cite this article as: Peev NA, Kalevski SK, Haritonov DG. DIAGNOSTIC PITFALLS OF BRAIN METASTASES AFTER  BRAIN IRRADIATION. J of IMAB. 2010; 16(3):32-37. DOI: 10.5272/jimab.1632010_32-37

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