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Flat tumor lesion
Protruding tumor lesion
Non-Index Lesion
Any tumor lesion other than the largest tumor lesion targeted by therapy. [from NCI]
Non-Target Indicator
An indication as to whether a non-target tumor, lesion, or site of disease is present. [from NCI]
Index Lesion
The most clinically significant tumor lesion targeted by therapy. The lesion is typically the largest or highest graded of the tumor foci detected. [from NCI]
Organ of Interest
The identification of an organ that may contain a tumor, lesion or site of disease, and may be part of the objective assessment of the response to the therapeutic intervention. [from NCI]
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