Clinically important differences in chronic refractory breathlessness are ill defined but important in clinical practice and trial design.
But we have also made a habit of declaring war on ideologies (Communism, Islamic extremism), on broadly defined patterns of violence (terrorism, piracy), and even on abstract social ills (poverty, drugs).
Finally, the term BME used in this article probably should be described more properly as "ill defined signal intensity abnormalities", as the so-called BME pattern in OA knees represents on histological examination nonspecific abnormalities such as bone marrow necrosis, bone marrow fibrosis, trabecular abnormalities and only a small amount of bone marrow oedema [ 1].
Typically DCIS is represented as a linear, branching, clumped or regional pattern of enhancement but more commonly an ill defined diffuse segment of enhancement is seen which can be confused with benign fibrocystic change [ 52].
Once again, the figure is very crude and ill defined.
Over the course of August 15, Cindy's cloud pattern remained disorganized due to unfavorable wind shear; its center became ill defined, with the strongest thunderstorms confined to the eastern portion of the cyclone.
As a health threat, it was ill defined.
And their long-term risks are ill defined.
It is ill defined at best, hypocritical at worst.
The instruments' place in museums too is ill defined.
"That's because they were so ill defined," he said.
