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Test Catalog
HEPAT - Overview: Hepatocyte Immunostain, Technical Component Only
Distinguishing hepatocellular carcinoma from other types of cancer
IGMI - Overview: IgM Immunostain, Technical Component Only
Classification of lymphomas and multiple myeloma
ISLET - Overview: Islet 1 Immunostain, Technical Component Only
Identification of endocrine tumors
IGDI - Overview: IgD Immunostain, Technical Component Only
Aids in the classification of lymphomas and multiple myeloma
IGG4I - Overview: IgG4 Immunostain, Technical Component Only
Identification of IgG4-positive plasma cells in the tissue of patients with systemic autoimmune or allergic manifestations
IGGI - Overview: IgG Immunostain, Technical Component Only
Classification of lymphomas and multiple myeloma
CD38 - Overview: CD38 Immunostain, Technical Component Only
Classification of lymphoproliferative and plasma cell proliferative disorders
CD3I - Overview: CD3 Immunostain, Technical Component Only
Demonstrating T-cell lineage
CD4I - Overview: CD4 Immunostain, Technical Component Only
Identification of T helper cells, histiocytes, and monocytes
CALPN - Overview: Calponin Immunostain, Technical Component Only
Marker for myoepithelium when differentiating ductal carcinomas in situ from infiltrating breast carcinoma Characterization of tumors of smooth muscle or myoepithelial lineage
CD45I - Overview: CD45 Leukocyte Common Antigen (LCA) Immunostain, Technical Component Only
Aiding in distinguishing lymphoma/leukemia from other neoplasms
GCDF - Overview: GCDFP-15 Immunostain, Technical Component Only
Aiding in the identification of extramammary Paget disease, carcinomas of the salivary glands, sweat glands, and prostate
GLUCG - Overview: Glucagon Immunostain, Technical Component Only
Aiding in the study of islet-cell tumors and some endocrine tumors of the gastrointestinal tract
GRH - Overview: Growth Hormone Immunostain, Technical Component Only
Aids in the identification of growth hormone adenomas
CD79 - Overview: CD79a Immunostain, Technical Component Only
Phenotyping leukemias and lymphomas
CO4D - Overview: Complement 4d Immunostain, Technical Component Only
Identification of antibody-mediated transplant rejection
DESMN - Overview: Desmin Immunostain, Technical Component Only
Identification of striated and smooth muscle cells and tumors derived from this cell type
DESG3 - Overview: Desmoglein 3 (DSG3) Immunostain, Technical Component Only
Classification of squamous cell carcinomas
CLAUD - Overview: Claudin-1 Immunostain, Technical Component Only
Identification of a number of different soft tissue and epithelial neoplasms
CD1A - Overview: CD1a Immunostain, Technical Component Only
Marker of Langerhans cells and immature T cells
CD20I - Overview: CD20 Immunostain, Technical Component Only
Classification of lymphomas
CD14I - Overview: CD14 Immunostain, Technical Component Only
Marker of histiocytic and monocytic lineage and follicular dendritic cells
CALCI - Overview: Calcitonin (CALCI) Immunostain, Technical Component Only
Aids in the identification of C cells of thyroid, medullary thyroid carcinomas, many atypical laryngeal carcinoids, and other neuroendocrine tumors
CA - Overview: Calcium, Total, Serum
Diagnosis and monitoring of a wide range of disorders including diseases of bone, kidney, parathyroid gland, or gastrointestinal tract
FACR8 - Overview: Factor 8 Related Antigen Immunostain, Technical Component Only
Marker of endothelial cell lineage
FC13A - Overview: Factor 13a Immunostain, Technical Component Only
Aiding in the identification of acquired digital fibrokeratomas, angiofibromas, and oral fibroma, and a proportion of cells in histiocytomas
FUSI - Overview: FUS Immunostain, Technical Component Only
Identification of frontotemporal lobar dementia
LAMO - Overview: Lamotrigine, Serum
Monitoring serum concentration of lamotrigine Assessing compliance Adjusting lamotrigine dose in patients receiving other anticonvulsant drugs that interact pharmacokinetically with lamotrigine
Characterizing neoplasms of cytotoxic T cells or natural killer cells
TSH - Overview: Thyroid-Stimulating Hormone (TSH), Beta Immunostain, Technical Component Only
Part of a panel of immunostains used in the classification of pituitary adenomas
TIA1 - Overview: T-Cell Intracellular Antigen 1 (TIA-1) Immunostain, Technical Component Only
Characterizing neoplasms of cytotoxic T cells or natural killer cells
CMET - Overview: cMET Immunostain, Technical Component Only
Identification of normal and neoplastic c-Met expressing cells
INHIB - Overview: Inhibin Immunostain, Technical Component Only
Identifying sex cord-stromal tumors
C4 - Overview: Complement C4, Serum
Investigating an undetectable total complement Confirming hereditary angioedema (with low C1 inhibitor) Assessing disease activity in systemic lupus erythematosus, proliferative glomerulonephritis, rheumatoid arthritis, and autoimmune...
Aids in the diagnosis of epithelioid hemangioendotheliomas
GNMY9 - Overview: MYH9-Related Disorders, MYH9 Gene, Next-Generation Sequencing, Varies
Evaluating MYH9-related disorders, including May-Hegglin disorder/anomaly and Sebastian syndrome, in patients with a personal or family history suggestive of an MYH9-related disorder Diagnosing MYH9-related disorders, including May-Hegglin...
HNF1B - Overview: Hepatocyte Nuclear Factor 1Beta Immunostain, Technical Component Only
Diagnosis of ovarian clear cell carcinoma and endometrial clear cell carcinoma
HEPBC - Overview: Hepatitis B Core (HBc) Immunostain, Technical Component Only
Aiding in the identification of hepatitis B infection (chronic active state)
CD61 - Overview: CD61 Immunostain, Technical Component Only
Identification of micromegakaryocytes, cytologically abnormal megkaryocytes, and megakaryoblasts
CD22I - Overview: CD22 Immunostain, Technical Component Only
Determining B-cell lineage
CD23 - Overview: CD23 Immunostain, Technical Component Only
Identification of follicular dendritic cells Classification of low-grade B-cell lymphomas
CD10 - Overview: CD10 Immunostain, Technical Component Only
Phenotyping leukemias and lymphomas
GASTN - Overview: Gastrin Immunostain, Technical Component Only
Characterization of islet cell tumors and endocrine tumors of the gastrointestinal tract
GLUT - Overview: GLUT-1 Immunostain, Technical Component Only
Identification of erythrocytes in various normal and neoplastic tissues
HEG1 - Overview: HEG1 Immunostain, Technical Component Only
Diagnosis of epithelioid mesothelioma versus non-small cell carcinoma
CDX2 - Overview: CDX2 Immunostain, Technical Component Only
Identification of carcinoma of intestinal origin
Identification of Epstein Barr virus infection in normal, inflammatory, and neoplastic tissues
CD30 - Overview: CD30 Immunostain, Technical Component Only
Identification of CD30 expression in a variety of neoplasms
BFOS - Overview: FosB, Immunostain, Technical Component Only
Diagnosing pseudomyogenic (epithelioid sarcoma-like) hemangioendothelioma and epithelioid hemangiomas
FOXP3 - Overview: FOXP3 Immunostain, Technical Component Only
Classification of leukemias and lymphomas
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CPT Codes and LOINC Update: September 2019 - Insights
View a full list of new CPT codes, Test Classification Updates, LOINC Codes, and Z-Codes posted to mayocliniclabs.com during the month of September 2019....
https://www.mayocliniclabs.com/it-mmfiles/cpt-code-changes.xlsx
note, CPT Code changes listed on this document are effective January 1st, 2025.*** ***Updates and other changes may occur, and be reflected on this document, leading up to 2025*** ***CPT Code Updates...
MCL Primary Ciliary Dyskinesia Genetic Testing Patient Information MC1235297
MCL Primary Ciliary Dyskinesia Genetic Testing Patient Information Complete print Reset Form Primary Ciliary Dyskinesia Genetic Testing Patient Information Instructions Accurate interpretation reporting...
New communication process for CPT Code changes - Insights
Mayo Clinic Laboratories (MCL) is pleased to announce an essential update to our CPT code communication process and website layout. This change is designed to bring timely notifications for accurate billing...