A biopsy is performed on a lump or a tissue mass when its nature is in question.

For example, imaging can help locate cancerous tissue masses.

A free flap is defined as a tissue mass that has been taken away from the original site to be used in tissue transplantation.

They say that now they can reduce tissue mass while leaving sexual sensitivity intact.

The tumor appears as a soft tissue mass usually within a well-aerated mastoid bone.

A dry soft tissue mass often forms and superinfection is rare.

Difficult to specify, but definitely organic tissue masses in small amounts.

The bacteria causes formation of small tissue masses called tubercles.

These tumours may be accompanied by a large soft tissue mass while there is almost no visible bone destruction.

Medical nanodevices would first be injected into a human body, and would then go to work in a specific organ or tissue mass.