If necessary, a tissue biopsy can be taken through the endoscope.

Diagnosis is usually made on the clinical appearance without the need for a tissue biopsy.

Normally, a definitive diagnosis may be obtained through tissue biopsy.

Tissue biopsy is usually by surgical removal of the testicle.

Tissue biopsy of skin or other organs may be required in order to diagnose extra-pulmonary disease.

Two days later, after a mammogram, a sonogram and a tissue biopsy, he received the staggering diagnosis.

It was clear that the diagnosis would require a tissue biopsy, and a pathologist stepped up to the lectern.

Commander Spock, he thought, you're just lucky I didn't demand a tissue biopsy.

Among the procedures developed were how to maximize the yield of tissue biopsies of the human lung.

The initial evaluation involves X-rays of the affected site, but the only way to confirm the diagnosis is by tissue biopsy.