Erba EM 200 (MultiXL) not sending QC results to the LIS or middleware
What to check on an Erba EM 200 running MultiXL when QC results stop reaching the LIS or QC middleware: host settings, result queue, the send-control-results option, and resending a day’s QC.
Mindray BC-5130 / BC-5150 QC results not transmitting to the LIS
Why Mindray BC-5130 and BC-5150 haematology analyzers may not transmit QC to the LIS, how the Comm button works, what the ^99MRC code system and L1/L2/L3 units mean to middleware, and how to resend today’s QC.
Biosystems BA200 / BA400: uploading QC results and getting units and lots right
How to enable Upload QC Results on a Biosystems BA200 or BA400, why the control name in the ASTM message is unreliable, mapping levels by lot number, and the Albumin / Total Protein unit label problem.
When a recalibration is reversed within days: what it means for QC and patient results
How to recognise a calibration overshoot (a large factor change reversed by the next calibration), what usually causes it, and what ISO 15189:2022 expects the laboratory to do about results reported in between.