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Test Catalog
MSFGN - Overview: Fibrillary Glomerulonephritis Confirmation, Mass Spectrometry, Paraffin Tissue
Diagnosing fibrillary glomerulonephritis
11_IS - Overview: Factor XI Inhibitor Screen, Plasma
Detecting the presence of a specific factor inhibitor directed against coagulation factor XI
F9_IS - Overview: Factor IX Inhibitor Screen, Plasma
Detecting the presence of a specific factor inhibitor directed against coagulation factor IX
F7_IS - Overview: Factor VII Inhibitor Screen, Plasma
Detecting the presence of a specific factor inhibitor directed against coagulation factor VII
CRP - Overview: C-Reactive Protein (CRP), Serum
Detecting systemic inflammatory processes Detecting infection and assessing response to antibiotic treatment of bacterial infections Differentiating between active and inactive disease forms with concurrent infection
THCU - Overview: Delta-8 and Delta-9-Carboxy-Tetrahydrocannabinol (THC) Confirmation, Random, Urine
Detection and confirmation of drug use of cannabis/marijuana and to specifically identify and quantify delta-8-carboxy tetrahydrocannabinol (THC-COOH) and delta-9-THC-COOH
DXPIN - Overview: Doxepin and Nordoxepin, Serum
Monitoring doxepin therapy Evaluating potential doxepin toxicity Evaluating patient compliance
PDSU - Overview: Drug Screen, Prescription/Over the Counter, Random, Urine
Qualitative detection and identification of prescription or over-the-counter drugs frequently found in drug overdose or used with a suicidal intent Providing, when possible, the identification of all drugs in the specimen This test is not...
DESPR - Overview: Desipramine, Serum
Monitoring serum concentration of desipramine during therapy Evaluating potential desipramine toxicity May aid in evaluating patient compliance
DCTR - Overview: Direct Antiglobulin Test (Polyspecific), Blood
Demonstrating in vivo coating of red blood cells with IgG or the complement component C3d in the following settings: -Autoimmune hemolytic anemia -Hemolytic transfusion reactions -Drug-induced hemolytic anemia
CLOBZ - Overview: Clobazam and Metabolite, Serum
Monitoring clobazam therapy
FXIII - Overview: Factor XIII (13), Screen, Plasma
Screening for factor XIII deficiency
5BETH - Overview: Factor V Bethesda Units, Plasma
Detecting and quantifying the presence and titer of a specific factor inhibitor directed against coagulation factor V
METR1 - Overview: Cytochrome b5 Reductase Enzyme Activity, Blood
Evaluation of patients with cyanosis Confirming cases of suspected cytochrome b5 reductase (methemoglobin reductase) deficiency Functional studies in families with cytochrome b5 reductase deficiency
BILID - Overview: Bilirubin Direct, Serum
Evaluation of jaundice and liver functions
CIFST - Overview: Cutaneous Immunofluorescence Antibodies Titer, IgG, Serum
Confirmation of positive IgG anti-cell surface (CS) and anti-basement membrane zone (BMZ) antibodies.
CH8B - Overview: Chromogenic Factor VIII Inhibitor Bethesda Titer, Plasma
Detecting the presence and titer of a specific factor inhibitor directed against coagulation factor VIII This test is not useful for detecting the presence of inhibitors directed against other clotting factors and will not detect the...
F8IS - Overview: Coagulation Factor VIII Inhibitor Screen, Plasma
Detecting the presence of a specific factor inhibitor directed against coagulation factor VIII
GBETH - Overview: General Factor Bethesda Units, Plasma
Detecting and quantifying the presence and titer of a specific factor inhibitor directed against a specific coagulation factor
LEIS - Overview: Leishmaniasis (Visceral) Antibody, Serum
Aiding in the diagnosis of active visceral leishmaniasis This test should not be used as the sole criteria for diagnosis.
HICSF - Overview: Histoplasma Antibody Complement Fixation and Immunodiffusion, Spinal Fluid
Aiding in the diagnosis of Histoplasma meningitis using spinal fluid specimens
HEXU - Overview: Iohexol, Timed Collection, Urine
Determining glomerular filtration rate in urine specimens
HEXP - Overview: Iohexol, Plasma
Determining glomerular filtration rate in plasma specimens
LID - Overview: Lidocaine, Serum
Assessing optimal lidocaine dosing during the acute management of ventricular arrhythmias following myocardial infarction or during cardiac manipulation such as surgery Assessing potential lidocaine toxicity
For the quantitative measurement of human IgA heavy chain and light chain intact immunoglobulin in serum. The result can be used when monitoring previously diagnosed IgA multiple myeloma patients and is used in conjunction with other...
Heavy and light chain pair quantitation may be useful for: 1. Distinguishing between broadly migrating monoclonal proteins and restricted polyclonal immunoglobulin patterns on serum electrophoresis. 2. Quantitating monoclonal IgG proteins...
GPI1 - Overview: Glucose Phosphate Isomerase Enzyme Activity, Blood
The evaluation of individuals with Coombs-negative chronic hemolysis
GPIC - Overview: Glucose Phosphate Isomerase Enzyme Activity, Blood
The evaluation of individuals with Coombs-negative chronic hemolysis
FLUOX - Overview: Fluoxetine, Serum
Monitoring serum concentration of fluoxetine during therapy Evaluating potential toxicity Evaluating patient compliance
FL - Overview: Fluoride, Plasma
Assessing accidental fluoride ingestion Monitoring patients receiving sodium fluoride for bone disease or patients receiving voriconazole therapy
FRUCT - Overview: Fructosamine, Serum
Monitoring intermediate (1-3 weeks) glycemic control Monitoring glycemic control in patients with shortened red blood cell survival
GABA - Overview: Gabapentin, Serum
Monitoring serum gabapentin concentrations Assessing compliance Adjusting dosage in patients
SSF1 - Overview: Nocardia Stain, Varies
Detecting Nocardia species and other partially-acid fast aerobic actinomycetes in clinical specimens
NOTRP - Overview: Nortriptyline, Serum
Monitoring nortriptyline concentration during therapy Evaluating potential nortriptyline toxicity May aid in evaluating patient compliance
MGS - Overview: Magnesium, Serum
Monitoring preeclampsia patients being treated with magnesium sulfate, although in most cases monitoring clinical signs (respiratory rate and deep tendon reflexes) is adequate and blood magnesium levels are not required
MEPHS - Overview: Mephobarbital and Phenobarbital, Serum
Monitoring of mephobarbital and phenobarbital therapy
RCVBS - Overview: Recoverin-IgG Antibody, Immunoblot, Serum
Evaluating patients with suspected paraneoplastic retinopathy accompanying small cell carcinoma
POU - Overview: Phosphorus, 24 Hour, Urine
Evaluation of hypo- or hyper-phosphatemic states Evaluation of patients with nephrolithiasis
OXYCU - Overview: Oxycodone with Metabolite Confirmation, Random, Urine
Detection and quantification of oxycodone, oxymorphone, noroxycodone, and noroxymorphone in urine
PTMSC - Overview: Prothrombin Time Mix 1:1, Plasma
Screening test to detect a deficiency of 1 or more of the clotting factors of the extrinsic coagulation system (I, II, V, VII, X) due to hereditary deficiency or acquired conditions such as liver disease, vitamin K deficiency, or a specific...
PTFIB - Overview: PT-Fibrinogen, Plasma
Detecting increased or decreased fibrinogen (factor 1) concentration of acquired or congenital origin Differentiating hypofibrinogenemia from dysfibrinogenemia
PINW - Overview: Pinworm Exam, Perianal
Detection of the eggs of Enterobius vermicularis on the skin of the perianal folds
PBR - Overview: Phenobarbital, Serum
Monitoring for appropriate therapeutic concentration of phenobarbital Assessing compliance or toxicity
CSPMM - Overview: Plasma Cell Myeloma Pre-Analysis Cell Sorting, Bone Marrow
Pre-analysis cell sorting for the MayoComplete Plasma Cell Myeloma panel
TP - Overview: Protein, Total, Serum
Diagnosis and treatment of a variety of diseases involving the liver, kidney, or bone marrow, as well as other metabolic or nutritional disorders
RTSC - Overview: Reptilase Time, Plasma
Evaluation of a prolonged thrombin time (TT): It is mainly used to confirm or exclude the presence of heparin in the specimen or specimen type Evaluating hypofibrinogenemia or dysfibrinogenemia in conjunction with the TT and fibrinogen...
THEO - Overview: Theophylline, Serum
Assessing and adjusting theophylline dosage for optimal therapeutic level Assessing theophylline toxicity
TRAM - Overview: Tramadol and Metabolite, Random, Urine
Monitoring of compliance utilizing tramadol Detection and confirmation of the illicit use of tramadol This test is not intended for use in employment-related testing.
SDEX - Overview: Sickle Solubility, Blood
Screening for presence or absence of hemoglobin (Hb) S (sickle cell disease)
TRMP - Overview: Trimipramine, Serum
Monitoring trimipramine concentration during therapy Evaluating potential trimipramine toxicity May aid in evaluating patient compliance
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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...
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....
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
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