Sometimes a cyst that at one time appeared to be benign changes in shape or other features to the extent ... Another method for treating renal cysts and/or performing a renal biopsy is placing a ...

Fine-needle aspiration biopsy of the thyroid nodule is a procedure in which a small sample of cells is obtained from a thyroid nodule with the aid of a thin needle under ultrasound guidance.

Second, unlike other studies, surgical correlation and validation of percutaneous biopsy results were not performed because several of our patients pursued nonsurgical options. For this reason ...

Endoscopic ultrasound-guided fine needle aspiration biopsy (EUS-FNA) is currently performed on a routine basis at many endoscopic centers and it is evident that this procedure has a major impact ...