1.   But Ruge and other experts said the only confirmation of the disease can come from a brain biopsy, which is seldom performed, or an autopsy.

2.   One day, this technique may be used for brain biopsies, which are more dangerous, Breger said.

3.   Exempla now uses disposable instruments in undiagnosed brain biopsies and in known Creutzfeldt-Jakob cases whenever possible, the commission said.

4.   He was listed as a probable case because the fatal brain-wasting ailment can only be confirmed by a brain biopsy, usually after death.

5.   Suspecting variant CJD, doctors took a brain biopsy.

6.   The disease can only be confirmed by a brain biopsy, usually after death, but studies have shown the illness can be detected in tonsil samples.

7.   The disease can only be confirmed by a brain biopsy, usually after death.

8.   The human variant of the disease, Creutzfeldt-Jakob Disease, can only be confirmed by a brain biopsy, usually after death.

9.   The human form of mad cow disease, variant Creutzfeldt-Jakob Disease, can only be confirmed by a brain biopsy, usually after death.