Y and Z

Collection Tube Abbreviations

  RT  =  Plain Red top   GYT  =  Gray top   RBL  =  Royal Blue top
  RHalo = Red Halo   YT  =  Yellow top   PT  =  Pink top
  BLT  =  Blue top   GRN  =  Green top   PPT  =  Pearl top
  LT  =  Lavender top   SGRN  =  Special Green   GHalo = Green Halo
Test
(TEST CODE)
Lab
Section
Special
Requirement
Reference Ranges and Critical Values Testing Schedule and Expected
Turnaround
Time
Yersinia Culture
(YRCLT)
  See Culture, Yersinia    
Zarontin (Ethosuximide) Ref 5 ml blood, 1 RT ARUP Test Directory Mailout: 5-7 days
Zinc Protoporphyrin, Whole Blood Ref One 7 ml dark blue top or one 5 ml lavendar top. Protect from light ARUP Test Directory Mailout: 5-7 days
Zinc, Serum
(ZINCS)
Ref One 7 ml dark blue top ARUP Test Directory Mailout: 5-7 days
Zinc, Urine Ref 24 hr urine, refrigerated in Type I container.  ARUP Test Directory Mailout: 5-7 days

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