A new study carried out using existing laboratory test data shows that people who had a positive PCR test for Covid-19 but a negative serology test, meaning that they did not produce detectable antibodies, still had a significant amount of protection from reinfection.
Renal stone analysis
| Category | Biochemistry |
|---|---|
| Reporting frequency | See below |
Additional information
Microscopy is not performed on renal/bladder stone specimens. Culture 2-3 days. Some specimens may have prolonged incubation in which case a result will be issued in 5-7 days.
Use dry sterile bottle. All stone samples should be collected aseptically and transferred directly to sterile sample containers with no additives of any kind.
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