ELPSR - Overview: Electrolyte Panel, Serum

Identifying a suspected imbalance in electrolytes or acid/base imbalance

VH - Overview: Vanillylmandelic Acid and Homovanillic Acid, Random, Urine

Preferred first test for screening for catecholamine-secreting tumors in a random urine specimen when requesting both homovanillic acid and vanillylmandelic acid Supporting a diagnosis of neuroblastoma Monitoring patients with a treated...

FB12 - Overview: Vitamin B12 and Folate, Serum

Investigation of macrocytic anemia Workup of deficiencies seen in megaloblastic anemias Investigation of suspected folate deficiency

TFE3I - Overview: Transcription Factor E3 (TFE3) Immunostain, Technical Component Only

Assessment of transcription factor E3 expression

JAK2B - Overview: JAK2 V617F Mutation Detection, Blood

Aiding in the distinction between a reactive blood cytosis and a chronic myeloproliferative disorder using peripheral blood specimens

MAGES - Overview: Myelin-Associated Glycoprotein Autoantibodies, IgM, Serum

Evaluating peripheral neuropathy Evaluating paraproteinemic neuropathy

USTEK - Overview: Ustekinumab Quantitation with Antibodies, Serum

Evaluation of loss of response to therapy Quantification of ustekinumab in human serum Trough level quantitation for evaluation of patients treated with ustekinumab Detection of antibodies to ustekinumab in human serum

EOSMF - Overview: Chronic Eosinophilia, Specified FISH, Varies

Detecting a neoplastic clone associated with the common chromosome abnormalities seen in patients with myeloid/lymphoid neoplasms with eosinophilia and gene rearrangement (including PDGFRA, PDGFRB, FGFR1, JAK2, and ABL1) using specified...

MPNCM - Overview: Myeloproliferative Neoplasm, CALR with Reflex to MPL, Varies

Aiding in the distinction between a reactive cytosis and a myeloproliferative neoplasm when JAK2V617F testing result is negative

WHIPB - Overview: Tropheryma whipplei, Molecular Detection, PCR, Blood

Aiding in the diagnosis of Whipple disease, especially for identifying inconclusive or suspicious cases, using whole blood specimens