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Search results with tag "Needle aspiration"
Basic Surgical Procedures - WHO
www.who.intneedle aspiration; false negative results occur if the biopsy does not include the lesion or if the lesion is necrotic • Necrosis occurs with the use of electro-cautery, therefore excise the tumour with a scalpel • False negative results occur in needle biopsies and aspirates due to sampling error; repeat a biopsy if the
ICSH guidelines for the standardization of bone marrow ...
islh.orgaspiration needle. To preserve morphology, the syringe should not contain anticoagulant. Approxi-mately 0.5 ml of the first draw of the aspirate should be collected to make BM smears by the bedside. With increasing volumes of BM aspirate drawn, there is progressive dilution of the aspirate with PB. Additional aspirate should be placed into a ...