TEST NAME

Xa ASSAY

See: Factor XA

TEST NAME

XRAY PREGNANCY TEST SERUM

TEST NO LONGER AVAILABLE 2/16/2005

TEST NAME

XYLOSE TOLERANCE ADULT 5-HOUR URINE

TEST NO LONGER AVAILABLE

TEST NAME

XYLOSE URINE*

POWERCHART NAME

YEAST CULTURE + DIRECT PREP OTHER

MERCY TEST NAME

YEAST CLT/DIR PR

MERCY LAB CODE

YEST

Order:

Specify site when ordering.

Specimen: 

• Genital:  Submit specimen on a routine Culturette.  Collect urethral exudate or areas of inflammation using a routine Culturette.  Cultures from females should be obtained via speculum under direct observation.
• Oral:  Submit the specimen on a routine Culturette.
• Esophageal:  Submit a minimum  of 1 ml of esophageal washings in a sterile plastic container with a tight fitting lid.
• Urine:  Submit 0.5 ml urine in a sterile plastic container with a tight fitting lid. Refrigerate urine if not delivered to the Lab promptly.

Comment: 

• Screens for yeast only. 
• If a fungus is suspected, see Fungus Culture/Direct Preparation for ordering and collection information.

RL Client Comments:

1. Write YEAST CULTURE/DIRECT PREP on the order form. Indicate the specimen source.
2. Send culturettes at room temperature.
3. Send urines refrigerated.

Performed:

Final report:  1 week

Reference value:

No yeast isolated.

Method:

Standard culture techniques.

CPT codes:

87205 Gram Stain+
87106 Yeast Clt+

TEST NAME

ZARONTIN

See:  Ethosuximide

POWERCHART NAME

ZINC LEVEL

MERCY TEST NAME

ZINC, SERUM

ZINCS

• Draw before any other tubes are drawn.  0.8 ml serum from Navy blue monoject-no additive, trace element blood collection tube.
• Use alcohol, not iodine to cleanse venipuncture site.

 The use of other tubes is unacceptable.

• . Allow to clot well (for at least 30 minutes before spinning).  Then centrifuge the specimen to separate serum from the cellular fraction.  Serum must be removed from the cells within 4 hours of specimen collection.  Pour serum into a Mayo Free vial.  Do NOT use a transfer pipet or wooden sticks.  Avoid hemolysis
• Send to Mayo refrigerated.  Ambient is acceptable.  If specimen will be stored more than 48 hours, send frozen.  Mayo #8620 / ZNS.