Certain disease processes can affect the bone marrow, and bone marrow aspiration and core biopsy are the ... a 16- or 18-gauge bone marrow needle, a sterile 12-ml syringe and multiple non-sterile ...

Conclusion Liver biopsy performed using 16 gauge co-axial needle improves specimen quality and increases diagnosis rate significantly compared to 18 gauge needle. Despite being a larger bore needle, ...