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|In House Availability||24 hours a day seven days a week|
|Collection Instructions||Collect from finger or heel skin puncture or fill tubes from well mixed syringe or vacutainer sample|
|Container type||Microhemtocrit tube|
|Amount to Collect||Full microhematocrit tubes x2|
|Sample type||Whole blood|
|Preferred volume||Full microhemtocrit tubes x2|
|Min. Volume||3/4 full microhematocrit tubes x2|
|UCSF Rejection Criteria||Microhematocrit tubes received unsealed or sealed at both ends.|
|Critical value||< 25% or > 65%|
|Synonyms||Hct; Crit; PCV; Packed cell volume; microhematocrit|
|Additional information||There are several variables which may result in inaccuracies in the measurement of a spun hematocrit and it's use should be restricted to infants where the sample volume is more suitable.
Hemoglobin is a much more accurate and stable parameter in assessing patients for anemia and provides a better indication of oxygen carrying capacity.
|Last Updated||3/31/2015 1:08:22 PM|