PQNRU - Overview: Porphyrins, Quantitative, Random, Urine

Preferred test to begin assessment for congenital erythropoietic porphyria and porphyria cutanea tarda and during symptomatic periods for acute intermittent porphyria, hereditary coproporphyria, and variegate porphyria when specimen...

FQPPS - Overview: Porphyrins, Feces

Evaluation of patients who present with signs or symptoms suggestive of porphyria cutanea tarda, hereditary coproporphyria, variegate porphyria, congenital erythropoietic porphyria, erythropoietic protoporphyria, or X-linked dominant...

PQNU - Overview: Porphyrins, Quantitative, 24 Hour, Urine

Preferred screening test for congenital erythropoietic porphyria and porphyria cutanea tarda and during symptomatic periods for acute intermittent porphyria, hereditary coproporphyria, and variegate porphyria when specimen transport will be...

MFBNG - Overview: FBN1 Full Gene Sequencing with Deletion/Duplication, Varies

Providing a genetic evaluation for patients with a personal or family history suggestive of Marfan syndrome and other FBN1-related conditions Establishing a diagnosis for Marfan syndrome and other FBN1-related conditions

UGTFZ - Overview: UDP-Glucuronosyltransferase 1A1 (UGT1A1), Full Gene Sequencing, Varies

Establishing a diagnosis of Crigler-Najjar syndrome type I or type II and the trait of Gilbert syndrome Establishing carrier status for Crigler-Najjar syndrome type I or type II Identifying individuals who are at risk of...

SAT - Overview: Percent Saturation

Calculation of percent saturation

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

CDTA - Overview: Carbohydrate Deficient Transferrin, Adult, Serum

Indicating chronic alcohol abuse This test is not appropriate for screening patients for congenital disorders of glycosylation.

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...

AIVC - Overview: Aldosterone, Inferior Vena Cava, Serum

Investigation using inferior vena cava specimen for: -Primary aldosteronism (eg, adrenal adenoma/carcinoma and adrenal cortical hyperplasia) -Secondary aldosteronism (renovascular disease, salt depletion, potassium loading, cardiac failure...