When multiple tests are ordered submit separate sample for this test.
Stool sample refrigerate or room temperature.
Store portion of each stool specimen frozen at less than 15 c for antigen or pcr testing.
Fresh stool is required.
Refrigerate whole stool process it within 2 hours after collection.
Otherwise freeze samples at 70 c.
Difficile toxin is very unstable and degrades at room temperature in as short as two hours.
Refrigerate whole stool process it within 2 hours after collection.
Collect specimen in clean watertight container.
When possible test within 48 hours after collection.
If the levels of bacteria don t match the test results may not be accurate.
Store specimen in fixative at room temperature or refrigerate unpreserved specimen at 4 c.
False negative results occur when specimens are not kept refrigerated until testing can be done.
Storing a stool sample.
Store specimen in fixative at room temperature or refrigerate unpreserved specimen at 4 c.
5 grams 24 hour or random stool.
Deliver the sample to your doctor.
Use a gallon sized bag so there is plenty of room.
Even when refrigerated stool samples don t last very long.
Do not add saline or water to sample to liquefy.
Transport media is not necessary and may increase false positive results.
This means the levels of bacteria in the stool sample won t be the same as the levels of bacteria in your digestive system.
A portion of unpreserved stool specimen may be frozen at.
Sample must be liquid.
Store portion of each stool specimen frozen at less than 15 c for antigen or pcr testing.
If a preservative is included with the container you have been given store it at room temperature for up to 48 hours.
Otherwise freeze samples at 70 c.
Non liquid stool room temperature samples or viscous samples.
Make sure your refrigerator is set at least this cold.
The optimal temperature for stool storage is 4 c 39 f.