Adeno deaminase test

ADENO DEAMINASE TEST

DESCRIPTION – the adenosine deaminase test is not a diagnostic test, but it may be used along with other tests such as pleural fluid analysis, acid-fast bacillus smear and culture, and tuberculosis molecular testing to help determine whether a person has a mycobacterium tuberculosis infection

METHODOLOGY – quantitative spectrophotometry

TURN AROUND TIME – 1-4 days

SPECIMEN REQUIERED –

PATIENT PREPARATION – collect specimens in leak proof container

COLLECT – pleural fluid

SPECIMEN PREPARATION – centrifuge specimen at room temperature. Transfer 1 ml fluid to transport tube

STORAGE/TRANSPORT TEMPERATURE – frozen

STABILITY – ambient: 24 hours; refrigerated: 1 week; frozen: 1 month

UNACCEPTABLE CONDITION – whole blood or turbid specimens

SPECIAL INSTRUCTIONS – clinical history is mandatory