5 cm long is obtained using a sharp hollow needle Yamshidi A Klima and

5 cm long is obtained using a sharp hollow needle

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deep local anesthesia of the dorsal spine and a small skin incision, a histology cylinder at least 1.5 cm long is obtained using a sharp hollow needle (Yamshidi). A Klima and Rossegger cytology needle (Fig. 5) is then placed through the same subcutaneous channel but at a slightly different site from the earlier insertion point on the spine and gently pushed through the compacta. The mandrel Physiology and Pathophysiology of Blood Cells Theml, Color Atlas of Hematology © 2004 Thieme All rights reserved. Usage subject to terms and conditions of license. 21 is pulled out and a 5- to 10-ml syringe body with 0.5 ml citrate or EDTA (heparin is used only for cytogenetics) is attached to the needle. The patient should be warned that there will be a painful drawing sensation during aspiration, which cannot be avoided. The barrel is then slowly pulled, and ifthe procedure is successful, blood from the bone marrow fills the syringe. The syringe body is separated from the needle and the mandrel reintroduced. The bone marrow aspirate is transferred from the syringe to a Petri dish. When the dish is gently shaken, small, pinhead- sized bone marrow spicules will be seen lying on the bottom. A smear, similar to a blood smear, can be
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  • Spring '18
  • Mr. kanor
  • Hematology, Bone marrow, Bone Marrow Biopsy

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