NCDTC - Overview: Neurochondrin Antibody, Tissue Immunofluorescence Titer, Spinal Fluid

Detecting neurochondrin-IgG in spinal fluid (CSF) from patients presenting with cerebellar and brainstem syndrome Reporting an end titer result from CSF specimens

NOTRP - Overview: Nortriptyline, Serum

Monitoring nortriptyline concentration during therapy Evaluating potential nortriptyline toxicity May aid in evaluating patient compliance

MG_F - Overview: Magnesium, Feces

Workup of cases of chronic diarrhea Identifying the use of magnesium-containing laxatives contributing to osmotic diarrhea

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

NF4FS - Overview: Neurofascin-155 IgG4, Flow Cytometry, Serum

Evaluating patients with an underlying demyelinating neuropathy Diagnosis of a neurofascin-155 IgG4 mediated neuropathy

NCDCC - Overview: Neurochondrin Antibody, Cell-Binding Assay, Spinal Fluid

Evaluating neurochondrin-IgG by cell-binding assay using spinal fluid from patients presenting with cerebellar and brainstem syndrome

NCDCS - Overview: Neurochondrin Antibody, Cell-Binding Assay, Serum

Evaluating neurochondrin-IgG by cell-binding assay using serum from patients presenting with cerebellar and brainstem syndrome

OLIGC - Overview: Oligoclonal Banding, Spinal Fluid

Diagnosis of multiple sclerosis; especially useful in patients with equivocal clinical presentation and radiological findings

OMHC - Overview: Oxcarbazepine Metabolite, Serum

Monitoring serum concentration during oxcarbazepine therapy Assessing compliance Assessing potential toxicity

PTFIB - Overview: PT-Fibrinogen, Plasma

Detecting increased or decreased fibrinogen (factor 1) concentration of acquired or congenital origin Differentiating hypofibrinogenemia from dysfibrinogenemia

KUR - Overview: Potassium, 24 Hour, Urine

Determining the cause for hyper- or hypokalemia

HGCU - Overview: Mercury/Creatinine Ratio, Random, Urine

Detecting mercury toxicity using random urine specimens

SSF1 - Overview: Nocardia Stain, Varies

Detecting Nocardia species and other partially-acid fast aerobic actinomycetes in clinical specimens

POU - Overview: Phosphorus, 24 Hour, Urine

Evaluation of hypo- or hyper-phosphatemic states Evaluation of patients with nephrolithiasis

POSA - Overview: Posaconazole, Serum

Monitoring posaconazole therapy

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

PDETS - Overview: Phosphodiesterase 10A (PDE10A) IgG, Tissue Immunofluorescence Titer, Serum

Reporting an end titer result from phosphodiesterase 10A (PDE10A) in serum specimens Evaluation of autoimmune/paraneoplastic neurological syndromes among patients presenting with movement disorders and encephalopathy

PDEIC - Overview: Phosphodiesterase 10A (PDE10A) IgG, Tissue Immunofluorescence, Spinal Fluid

Detecting phosphodiesterase 10A (PDE10A)-IgG in cerebrospinal fluid specimens Evaluation of autoimmune/paraneoplastic neurological syndromes among patients presenting with movement disorders and encephalopathy

PDETC - Overview: Phosphodiesterase 10A (PDE10A) IgG, Tissue Immunofluorescence Titer, Spinal Fluid

Reporting an end titer result from phosphodiesterase 10A (PDE10A) in spinal fluid specimens Evaluation of autoimmune/paraneoplastic neurological syndromes among patients presenting with movement disorders and encephalopathy

PDEIS - Overview: Phosphodiesterase 10A (PDE10A) IgG, Tissue Immunofluorescence, Serum

Detecting phosphodiesterase 10A (PDE10A)-IgG in serum specimens Evaluation of autoimmune/paraneoplastic neurological syndromes among patients presenting with movement disorders and encephalopathy

PEAR - Overview: Pear, IgE, Serum

Establishing a diagnosis of an allergy to pear Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization prior to...

PACP - Overview: Prostatic Acid Phosphatase, Serum

Aiding in predicting recurrence after radical prostatectomy for clinically localized prostate cancer Following response to androgen ablation therapy, when used in conjunction with prostate-specific antigen

PARVN - Overview: Parvovirus B19 Antibody, Technical Interpretation

Interpretation of serologic testing for recent or past parvovirus B19 infection This test is not useful as a screening procedure for the general population

POSV - Overview: Post Vasectomy Check, Semen

Determining absence or presence of sperm postvasectomy

PINW - Overview: Pinworm Exam, Perianal

Detection of the eggs of Enterobius vermicularis on the skin of the perianal folds

UPHB - Overview: pH, Body Fluid

Indicating the presence of infections or fistulas Verifying the effectiveness of treatment to reduce stomach pH Diagnosing disease states characterized by abnormal stomach acidity This test is not appropriate for measurement of...

RATO2 - Overview: Protein/Creatinine, Random, Urine

Calculation of total protein concentration per creatinine concentration

PRCON - Overview: Protein, Total, Random, Urine

Measurement of total protein for the assessment of orthostatic proteinuria

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...

POU_F - Overview: Phosphorus, Feces

Workup of cases of chronic diarrhea Identifying the use of phosphate-containing laxatives contributing to osmotic diarrhea

PA - Overview: Procainamide and N-Acetylprocainamide, Serum

Monitoring therapy with procainamide Assessing compliance Evaluating procainamide toxicity

UREDF - Overview: Reducing Substance, Feces

Assisting in the differentiation between osmotic and nonosmotic diarrhea Screening test for: -Diarrhea from disaccharidase deficiencies, (eg, lactase deficiency) -Monosaccharide malabsorption

PALB - Overview: Prealbumin, Serum

Assessing nutritional status, especially in monitoring the response to nutritional support in the acutely ill patient

PFN - Overview: Propafenone, Serum

Monitoring propafenone therapy Assessing potential propafenone toxicity

SAT - Overview: Percent Saturation

Calculation of percent saturation

EURO - Overview: Phospholipase A2 Receptor, Enzyme Linked Immunosorbent Assay, Serum

Distinguishing primary from secondary membranous nephropathy

PBR - Overview: Phenobarbital, Serum

Monitoring for appropriate therapeutic concentration of phenobarbital Assessing compliance or toxicity

PNYF - Overview: Phenytoin, Free, Serum

Monitoring for appropriate therapeutic concentration of free phenytoin: free phenytoin level is the best indicator of adequate therapy in renal failure Assessing compliance and toxicity

PGK1 - Overview: Phosphoglycerate Kinase Enzyme Activity, Blood

Evaluation of individuals with Coombs-negative nonspherocytic hemolytic anemia, especially if X-linked inheritance pattern Evaluation of individuals with myopathic or neurologic symptoms

PGKC - Overview: Phosphoglycerate Kinase Enzyme Activity, Blood

Evaluation of individuals with Coombs-negative nonspherocytic hemolytic anemia, especially if X-linked inheritance pattern. Evaluation of individuals with myopathic or neurologic symptoms

PLA2M - Overview: Phospholipase A2 Receptor, Monitoring, Enzyme-Linked Immunosorbent Assay, Serum

Distinguishing primary from secondary membranous nephropathy Monitoring patients with membranous nephropathy, over time, for trends in anti-phospholipase A2 receptor antibody levels

PLA2I - Overview: Phospholipase A2 Receptor, Immunofluorescence, Serum

Distinguishing primary from secondary membranous nephropathy in patients with low levels of anti-phospholipase A2 receptor (PLA2R) antibodies Screening for anti-PLA2R antibodies Monitoring patients with membranous nephropathy at very...

RKUR - Overview: Potassium, Random, Urine

Determining the cause for hyper- or hypokalemia using a random urine specimen

RCVBS - Overview: Recoverin-IgG Antibody, Immunoblot, Serum

Evaluating patients with suspected paraneoplastic retinopathy accompanying small cell carcinoma

ROC - Overview: Rubeola (Measles) Antibodies, IgG and IgM, Spinal Fluid

Diagnosing central nervous system rubeola (measles) virus infection and/or subacute sclerosing panencephalitis

SDEX - Overview: Sickle Solubility, Blood

Screening for presence or absence of hemoglobin (Hb) S (sickle cell disease)

SP7TC - Overview: Septin-7 Antibody, Tissue Immunofluorescence Titer, Spinal Fluid

Detecting septin-7 IgG in cerebrospinal fluid (CSF) specimens Reporting an end titer result from CSF specimens

SP5TS - Overview: Septin-5 Antibody, Tissue Immunofluorescence Titer, Serum

Detecting septin-5 IgG in serum specimens Reporting an end titer result from serum specimens

SP5TC - Overview: Septin-5 Antibody, Tissue Immunofluorescence, Spinal Fluid

Detecting septin-5 IgG in spinal fluid (CSF) specimens Reporting an end titer result from CSF specimens

DESPR - Overview: Desipramine, Serum

Monitoring serum concentration of desipramine during therapy Evaluating potential desipramine toxicity May aid in evaluating patient compliance