Potassium EDTA contamination of blood samples: A warning

International Journal of Clinical Practice

Volumn 63, Issue 8, 2009, Pages 1126-1127

  Crook, M A ^a,b  

^a UNIVERSITY HOSPITAL LEWISHAM   (United Kingdom)

^b UNIVERSITY OF GREENWICH   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

ALANINE AMINOTRANSFERASE; ALKALINE PHOSPHATASE; AMYLASE; ANTICOAGULANT AGENT; ASPARTATE AMINOTRANSFERASE; CALCIUM; CREATINE KINASE; EDETATE POTASSIUM; EDETIC ACID; EDETIC ACID DERIVATIVE; LACTATE DEHYDROGENASE; MAGNESIUM; POTASSIUM; UNCLASSIFIED DRUG; ZINC;

BLOOD SAMPLING; CONTAMINATION; DIAGNOSTIC ERROR; EDITORIAL; HUMAN; HUMAN CELL; HUMAN TISSUE; HYPERKALEMIA; HYPOCALCEMIA; HYPOMAGNESEMIA; LABORATORY DIAGNOSIS; PRIORITY JOURNAL; ZINC BLOOD LEVEL;

ANTICOAGULANTS; BLOOD SPECIMEN COLLECTION; DIAGNOSTIC ERRORS; EDETIC ACID; EQUIPMENT CONTAMINATION; HUMANS;

EID: 67749147571     PISSN: 13685031     EISSN: 17421241     Source Type: Journal    
DOI: 10.1111/j.1742-1241.2009.01996.x     Document Type: Editorial

References (6)

1. Sharratt CL, Gilbert CJ, Cornes MC, Ford C, Gama R. EDTA sample contamination is common and often undetected, putting patients at unnecessary risk of harm. Int J Clin Pract 2009 63 : 1256 9.
2. Fitzpatrick MF, Newell J, Grimes H, Egan EL. Spurious increase in plasma potassium concentration in plasma calcium due to in vitro contamination with liquid potassium edetic acid at phlebotomy. J Clin Pathol 1987 40 : 588.
3. Stevens RJ, Laina V, Wong CK, Coulson CE. A case of hyperkalaemia associated with hypocalcaemia. Emerg Med J 2008 25 : 379 80.
4. Naguib MT, Evans N. Combined false hyperkalaemia and hypocalcaemia due to specimen contamination during routine phlebotomy. South Med J 2002 95 : 1218 20.
5. ® analyser. Ann Clin Biochem 2007 44 : 294 6.
6. Davidson DF. Effects of contamination of blood specimens with liquid potassium EDTA anticoagulant. Ann Clin Biochem 2002 39 : 273 80.