Summary
The accuracy of CT imaging in evaluating VX-2 tumor growth in the rabbit brain was assessed. CT scanning was performed in 5 outbred New Zealand white male rabbits before and at 4, 7, 9 and 13 (in 3 animals) days after surgical implantation of 3x105 viable VX-2 tumor cells in the frontoparietal lobes. The CT studies were correlated with gross pathology in each. The tumor was visualized with CT in all 5 rabbits by the 9th day post implantation when the tumor ranged in size from 4–6x3–4x2–3 mm. Between the 9th and 13th day, the tumor increased 6-fold in two rabbits and 12-fold in the third rabbit. CT is a useful technique to evaluate brain tumor growth in this model and should be valuable in documenting the efficacy of chemotherapy on tumor growth.
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This investigation was supported by PHS grants No. CA 32086 and CA 36920 awarded by the National Cancer Institute, DHHS
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Kumar, A.J., Hassenbusch, S., Rosenbaum, A.E. et al. Sequential computed tomographic imaging of a transplantable rabbit brain tumor. Neuroradiology 28, 81–86 (1986). https://doi.org/10.1007/BF00341774
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DOI: https://doi.org/10.1007/BF00341774