In that study, however, risk groups were not used and the low-grade definition included any tumour of Gleason score ⩽7, and hence it could not differentiate between Gleason sum 6 and 7 tumours.
For low grade astrocytoma, the definition of GTV can be difficult if the tumoral infiltration is diffuse without nodular visible tumor.
Some statistical tests show that, high and low grade MDS can be well separated by the definition of GVL.
The evidence pertaining to each prescriber and patient characteristic was classified into four broad categories: (1) "high", (2) "moderate", (3) "low" grade or "insufficient" as described in additional file 3: Definitions for Grading the Strength of Evidence.
"Other cases" were those women who did not meet the high grade case definition but had any other abnormality (either a low grade abnormality at histology or an abnormal cytology result that was not confirmed by histology).
By applying this definition, we further divided the categories into two groups: low grade and high grade infiltration of immune cells.
("Always there, low grade").
The housing surrounding them is low grade.
The low grade tells her something important.
