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 ...

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.

A specialized bone marrow biopsy needle is then inserted through the ... Changes observed in the shape of red blood cells can indicate the patient is affected by myelofibrosis or sickle cell ...

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