Under What Circumstances Do Bone Marrow Puncture Needle Examinations Need To Be Done?

Bone marrow aspiration is a commonly used diagnostic technique to take bone marrow fluid, and its examination content includes several aspects such as cytology, protozoa and bacteriology. The general selection site for bone marrow puncture is ①The anterior superior iliac spine: 1～2cm above the posterior anterior superior iliac spine is often used as the puncture point, where the bone surface is relatively flat, easy to fix, convenient and safe to operate; ②Poster superior iliac spine: located Bone protrusions on both sides of the sacral vertebrae and above the buttocks; ③Sternal stem: This is where the bone marrow content is rich. When the above-mentioned parts fail to be punctured, the sternal stem can be punctured, but the bone is thin here, and there are atria and large blood vessels. , Strictly prevent the danger of penetration, it is rarely used; ④Lumbar spinous process: Located at the protrusion of the lumbar spinous process, it is rarely used. The patient should do the corresponding. Position: Take the supine position during the puncture of the sternum and anterior superior iliac spine. The former needs to be cushioned on the back to make the chest slightly protrude. Lateral superior iliac spine puncture should be taken laterally. When puncturing the spinous process of the lumbar spine, take a sitting or lateral position.

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