| 2021 | Volume |
| Electronic Crossmatch and ABO Verification and History Check | 16 |
| Respiratory Syncytial Virus (RSV) | 15 |
| Stago Coagulation Analyzers | 14 |
| Respiratory testing for 2021-2022 | 13 |
| Specimen Rejection Policy – Clinical Laboratory Specimens | 12 |
| Billing and Coding: Foodborne Gastrointestinal Panels Identified by Multiplex Nucleic Acid Amplification | GI Reimbursement Memo | 11 |
| Submitting specimens for laboratory testing | 10 |
| Increased range of results for reporting urinalysis chemistry analytes | 9 |
| Serum and Urine: Immunoglobulin, Complement, Immunofixation, Free Light Chain and Electrophoresis, testing to Mayo | 8 |
| ABO Verification and History Check | 7 |
| Urine specimens for Chlamydia, Gonorrhea, & Trichomonas | 6 |
| COVIDP GIP CTGC and CRYO Updates | 5 |
| Gastrointestinal Pathogen PCR Panel | 4 |
| The Paris System for Reporting Urine Cytology | 3 |
| Influenza and RSV Testing | 2 |
| Group A Strep Test Communication | 1 |