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Porphobilinogen deaminase, RBC
|Clinical Questions||Does my patient have acute porphyria?|
|Patient Preparation||Have patient fast for 12-14 hours. Water may be taken as needed. No other liquids are allowed. Patient should abstain from alcohol for 24 hours prior to collection.
Note: The patient should be off medications for 1 week. If clinically inappropriate to discontinue medications, forward a list of medications with the specimen.
|Collection Instructions||Draw a full, Dark green-top (Sodium Heparin) tube, and send specimen on wet ice to lab immediately.
Draw specimen Monday-Thursday by noon only.
|Container type||Dark Green top on ice|
|Amount to Collect||5 mL blood|
|Sample type||Heparinized whole blood|
|Preferred volume||5 mL blood|
|Min. Volume||5 mL blood|
|Processing notes||Whole Blood to be washed at Mayo Medical Laboratories. Specimen must arrive within 48 hours of draw.
Place green top on wet ice and forward whole blood to China Basin for MCI courier pickup at 1600 hours. DO NOT freeze sample.
Notify sendout at 3-1349 that specimen is en-route. Mark sample REFRIGERATED to Mayo Labs.
Order Mayo test #88925.
|Ref Lab Rejection Criteria||Sample not received by Mayo within 48 hours of collection. Frozen sample.|
|Synonyms||PBG deaminase; PBG-D; Erythrocyte Porphobilinogen deaminase|
|Turn around times||5-7 days|
|Last Updated||3/24/2013 7:22:56 PM|