CD8I - Overview: CD8 Immunostain, Technical Component Only

Identification of cytotoxic T cells

DEXT - Overview: Dermatopathology Consultation, Wet Tissue

Histologic diagnosis and differential diagnosis of cutaneous diseases

CD14I - Overview: CD14 Immunostain, Technical Component Only

Marker of histiocytic and monocytic lineage and follicular dendritic cells

CD30 - Overview: CD30 Immunostain, Technical Component Only

Identification of CD30 expression in a variety of neoplasms

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

C6FX - Overview: C6 Complement, Functional, Serum

Diagnosis of C6 deficiency Investigation of a patient with an undetectable total complement level

C5FX - Overview: C5 Complement, Functional, Serum

Diagnosis of C5 deficiency Investigation of a patient with an undetectable total complement level

CEAPC - Overview: Carcinoembryonic Antigen (CEA), Pancreatic Cyst Fluid

When used in conjunction with imaging studies, cytology, and other pancreatic cyst fluid tumor markers: -Distinguishing between mucinous and nonmucinous pancreatic cysts -Determining the likely type of malignant pancreatic cyst

CALC5 - Overview: Calcium, Random, Urine

Measurement of calcium for the evaluation of calcium oxalate and calcium phosphate kidney stone risk, and calculation of urinary supersaturations Evaluation of bone diseases, including osteoporosis and osteomalacia

EMICZ - Overview: Emicizumab, Modified One Stage Assay Factor VIII, Plasma

Monitoring compliance or potential development of an antidrug antibody This assay is not indicated for monitoring factor VIII infusions or for making a diagnosis of hemophilia.

ECADB - Overview: E-Cadherin Immunostain, Bone Marrow, Technical Component Only

Differentiation between lobular and ductal neoplasms of the breast

3FBLN - Overview: Fibulin 3 Immunostain, Technical Component Only

Identification and classification of amyloid types in tissue

BFOS - Overview: FosB, Immunostain, Technical Component Only

Diagnosing pseudomyogenic (epithelioid sarcoma-like) hemangioendothelioma and epithelioid hemangiomas

FASC - Overview: Fascin Immunostain, Technical Component Only

Classification of lymphomas

FOXP3 - Overview: FOXP3 Immunostain, Technical Component Only

Classification of leukemias and lymphomas

FVAG - Overview: Fungal Culture, Vaginal

Monitoring therapy for vulvovaginitis Managing chronic recurring disease Determining the etiology of infectious vaginitis when other tests have been uninformative

FSHB - Overview: Follicle Stimulating Hormone, Beta Subunit (Beta FSH) Immunostain, Technical Component Only

Classification of pituitary adenomas

FUSI - Overview: FUS Immunostain, Technical Component Only

Identification of frontotemporal lobar dementia

FOXP1 - Overview: FOXP1 Immunostain, Technical Component Only

Classification of lymphomas

K11CC - Overview: Kelch-Like Protein 11 Antibody, Cell Binding Assay, Spinal Fluid

Evaluating patients with paraneoplastic or autoimmune encephalitis (brainstem encephalitis or limbic encephalitis or cerebellar ataxia) using spinal fluid specimens

KLISH - Overview: Kappa and Lambda Light Chain mRNA, In Situ Hybridization (ISH) Technical Component Only

Aids in diagnosing plasma cell neoplasms

KRASW - Overview: KRAS Somatic Mutation Analysis, Peritoneal Fluid

Staging of the pancreatic ductal adenocarcinoma(1)

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

LACTO - Overview: Lactotransferrin Immunostain, Technical Component Only

Identifying the presence of lactotransferrin in amyloid deposits An adjunct to amyloid-subtyping analysis by mass spectrometry

MMAP - Overview: Methylmalonic Acid, Quantitative, Plasma

Evaluating children with signs and symptoms of methylmalonic acidemia using plasma specimens Evaluating individuals with signs and symptoms associated with a variety of causes of vitamin B12 (cobalamin) deficiency

MMAS - Overview: Methylmalonic Acid, Quantitative, Serum

Evaluating children with signs and symptoms of methylmalonic acidemia using serum specimens Evaluating individuals with signs and symptoms associated with a variety of causes of vitamin B12 (cobalamin) deficiency

LEF1 - Overview: Lymphoid Enhancer-Binding Factor 1(LEF1) Immunostain, Technical Component Only

Differentiating cancers of B-cell origin

K11CS - Overview: Kelch-Like Protein 11 Antibody, Cell Binding Assay, Serum

Evaluating patients with paraneoplastic or autoimmune encephalitis (brainstem encephalitis or limbic encephalitis or cerebellar ataxia) using serum specimens

LANGR - Overview: Langerin Immunostain, Technical Component Only

Visualization of normal and neoplastic Langerhans cells

LECT2 - Overview: Leukocyte Cell-Derived Chemotaxin 2 (LECT2), Immunostains Without Interpretation

Identification and classification of amyloid subtypes in tissue

KKBRP - Overview: Kingella kingae, Molecular Detection, PCR, Blood

Aiding in the diagnosis of Kingella kingae infection using whole blood specimens

K818 - Overview: Keratin 8 and 18 (KRT8/18), Technical Component only

Aiding in the diagnosis of carcinomas

KRT20 - Overview: Keratin 20 (KRT20) Immunostain, Technical Component Only

Aids in determining the primary site in carcinomas of unknown origin

LIPA1 - Overview: Lipoprotein(a), Serum

Cardiovascular disease (CVD) risk refinement in patients with moderate or high risk based on conventional risk factors or patients with clinical suspicion of residual CV risk not identified by other lipid parameters

MALI - Overview: MAL Immunostain, Technical Component Only

Diagnosis of primary mediastinal large B-cell lymphoma

MEF2B - Overview: Myocyte Enhancer Factor 2 (MEF2B) Immunostain, Technical Component Only

Lymphoma classification

MYOD1 - Overview: Myogenic Differentiation Antigen 1 (MYOD1) Immunostain, Technical Component Only

Marker of skeletal muscle differentiation

MOC31 - Overview: MOC-31 Immunostain, Technical Component Only

Marker of epithelial cells

MGB - Overview: Mammaglobin (MGB) Immunostain, Technical Component Only

Breast-specific marker Aids in evaluating tumors of unknown primary site

MYOGE - Overview: Myogenin Immunostain, Technical Component Only

Marker of skeletal muscle differentiation

FER - Overview: Semen Analysis, Semen

Determining male fertility status

BTIA1 - Overview: T-Cell Intracellular Antigen 1 (TIA-1) Immunostain, Bone Marrow, Technical Component Only

Characterizing neoplasms of cytotoxic T cells or natural killer cells

TRPTS - Overview: Tryptase Immunostain, Technical Component Only

A marker of mast 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

TCRGD - Overview: T-Cell Receptor Delta Immunostain, Technical Component Only

Classification of lymphomas

TDT - Overview: Terminal Deoxynucleotidyl Transferase (TdT) Immunostain, Technical Component Only

Classification of leukemias or lymphomas

TTF8G - Overview: Thyroid Transcription Factor (8G7G3/1) Immunostain, Technical Component Only

Identification of thyroid or lung cells as the primary tumor site in carcinomas of unknown origin

TLU - Overview: Thallium, 24 Hour, Urine

Detecting toxic thallium exposure in 24-hour urine collections

SULFU - Overview: Sulfate, 24 Hour, Urine

Assessing the nutrition intake of animal protein The calculation of urinary supersaturation of various crystals or stones

T46CC - Overview: Tripartite Motif-Containing Protein 46 (TRIM46) IgG, Cell Binding Assay, Spinal Fluid

Detecting tripartite motif-containing protein 46 (TRIM46)-IgG by cell-binding assay using cerebrospinal fluid specimens Evaluation of an autoimmune/paraneoplastic neurological syndrome among patients presenting with cerebellar ataxia,...