Recent Numbered Memos

Significant changes pertaining to test performance or availability, or to administrative functions within the McLendon Clinical Laboratories and the Department of Pathology and Laboratory Medicine are announced via departmental Numbered Memos which are distributed throughout the Hospitals and Health Care System.

These memos will also be made available at this site in Portable Document Format (.pdf files).

Core #232 May 8, 2026

Changes to CSF Oligoclonal Banding Order

Immunology #35 April 8, 2026

Lyme Disease Antibody Testing

Immunology #34 April 8, 2026

Spotted Fever Group Rickettsia and Ehrlichia Antibody Testing

Molecular Genetics #46 February 27, 2026

Molecular Genetics Preliminary Verification in Epic by PhD faculty

Core #231 February 6, 2026

Age-Specific Prostate Specific Antigen Reference Ranges and Prostate Cancer Screening Agile Pathway

Immunology #33 February 6, 2026

New ImmunoCAP Allergy Panel

Molecular Pathology #45 February 2, 2026

Testing Resumed - SPINIAL MUSCULAR ATROPHY (SMN 1/2) DNA ASSAY [LAB11165A]

Microbiology #254 January 27, 2026

Rapid testing on Positive Blood Cultures for Gram-Positive Organisms

Molecular Genetics #44 January 23, 2026

Changes to Cystic Fibrosis (CF) Carrier Screening and Diagnostic Testing

Outreach Labs #1 January 22, 2026 Change to Urinalysis with Reflex Culture Criteria
Core #230 January 7, 2026

Update to everolimus reference interval

Core #229 January 7, 2026

Discontinuation of random "spot" urine monoclonal gammopathy testing

Referral Testing #4 January 6, 2026

Test Obsolete: Metanephrines, Fractionated, Random Urine, Mayo

Immunology #32 December 17, 2025

Toxoplasma IgM and IgG antibody testing

Referral Testing #2 December 15, 2025

Testing Resumes: Natural Killer (NK) Cell Function

Molecular Genetics #43 December 12, 2025

Test Down-SPINAL MUSCULAR ATROPHY (SMN 1/2) DNA ASSAY (LAB11165A)

Immunology #31 December 1, 2025

ANA and ANCA IFA Testing

Micro #253 November 21, 2025

Rapid Testing on Positive Blood Cultures for Yeast

Coag #33 November 18, 2025

Anti-Cardiolipin and Anti-Beta2 Glycoprotein 1 Antibodies Testing Methodology Change

Molecular #42 November 5, 2025

New Test: KIT p.D816V Mutation analysis

Core #228 October 24, 2025

Standardization of Ferritin Reference range and Iron Deficiency Agile Pathway

Referral Testing #1 October 21, 2025

Temporary unavailability of the NK Cell Function Assay provided by Cincinnati Children's CBCI Clinical Laboratories

Immunology #30 October 9, 2025

Immunology Laboratory IFA Testing

Core #227 September 18, 2025

Temporary suspension of TPO Antibody Testing

Micro #252 September 17, 2025

Gastrointestinal Pathogen Panel Collection Update: Fecal Swab Transport System

Admin #93 September 16, 2025

Change in Directorship of Cytogenetics Laboratory

Micro #251 September 9, 2025

Laboratory Diagnosis of C. difficile Infection-CHANGES IN TESTING

Anatomic Path #21 August 19, 2025

Muscle Biopsy Submission Procedure

Core #226 August 15, 2025

Updated formulation of TSH reagent with modified lower limit

Admin #92 August 8, 2025

Change in Directorship of Quality Management Services

Anatomic Path #20 July 21, 2025

Change in Add-On Testing for Pathology orders

Core #225 July 18, 2025

Interruption in Serum and Urine Protein Electrophoresis and Immunofixation

Micro #250 July 16, 2025

Change in Antimicrobial Susceptibility Testing Methodology for Staphylococcus and Enterococcus spp.

Molecular #41 July 11, 2025

BRAF Somatic Mutation Testing-Hematologic Malignancies

Micro #249 July 11, 2025

New Measles PCR test

Core #224 June 30, 2025

Changes to Serum Free Light Chain Testing

Immunology #29 June 25, 2025

ANA Testing In-house

Micro #248 June 20, 2025

Update to PCR test for Methicillin Resistant Staphylococcus aureus (MRSA) screening

For listings of McLendon Clinical Laboratories & Department of Pathology and Laboratory Medicine numbered memos see Numbered Memo Archive. For Numbered Memos prior to January 1, 2008 - contact McLendon Clinical Laboratories Administration Office

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514