Preoperative guidance of bone marrow aspiration for bone marrow examination

⒈Do procaine skin test before puncture.

⒉Bone puncture site: bone marrow exists in the flat bones of the human body. The most commonly used puncture site is the anterior superior iliac spine. Its advantages are that the bone surface is relatively flat, easy to fix, easy to operate, and non-hazardous. In addition, the posterior superior iliac spine, sternum, and lumbar spinous process can also be taken. Choose an appropriate position according to the puncture site, such as supine, sitting or side lying position.

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