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Test Code Fl Cnt CELL COUNT - PERITONEAL, ASCITES, ABDOMINAL

Patient Preparation

Sterile collection with specimen transported in a LAVENDAR EDTA tube

Special Collection Instructions

Sterile, not clotted, properly labeled to include specimen source

Collection Method

BAL

Minimum Volume

3-7 mL

Container

LAVENDER (EDTA) Lt purple top

Preferred Specimen

EDTA LAVENDER TOP:
Fluid: Peritoneal, Ascites, Abdominal

Acceptable Specimen(s)

EDTA LAVENDER TOP:
Fluid: Peritoneal, Ascites, Abdominal

Reference or Target Ranges

WBC < 500 WBC/uL Neutrophils < 250 RBC/uL RBC Not determined Note: -A predominance of lymphocytes (i.e., >50%) suggests tuberculosis, carcinomatosis, etc. A neutrophil count of >250 cells/uL is quite sensitive for the diagnosis of spontaneous bacterial peritonitis. -A reference RBC count is not well established in the literature.

Reasons for Rejection

QNS, Contamination, Improperly labeled, Improper specimen type

Specimen Stability

Ambient: 1 hour

Performance Information

Days and Time Performed: 24/7
Expected Turn-around Time: Stat 1 hour, Routine 4 hours

Additional Information / Important Notes

A predominance of lymphocytes (i.e. > 50%) suggests tuberculosis, cacinomatosis, etc. A neutrophil count of > 250 cell/uL is quite sensitive for the diagnosis of spontaneous bacterial peritonitis.

Methodology/Method Description

Manual Count / Manual Differential – CSF counts are performed manually by skilled laboratory techs.