TFH - Overview: FH Mutation Analysis, Next-Generation Sequencing, Tumor

Identifying specific mutations within the FH gene to assist in tumor diagnosis/classification, including renal cell carcinoma, uterine/cutaneous leiomyoma, and pheochromocytoma/paraganglioma

2HGA - Overview: 2-Hydroxyglutaric Acid Chiral Analysis, Quantitative, Random, Urine

Determining type of 2-hydroxyglutaric aciduria by chiral analysis of urine

MPNJM - Overview: Myeloproliferative Neoplasm, JAK2 V617F with Reflex to CALR and MPL, Bone Marrow

Aiding in the distinction between a reactive cytosis and a chronic myeloproliferative disorder in bone marrow specimens Evaluating for variants in JAK2, CALR, and MPL genes in an algorithmic process

GAST - Overview: Gastrin, Serum

Investigation of patients with achlorhydria or pernicious anemia Investigation of patients suspected of having Zollinger-Ellison syndrome Diagnosis of gastrinoma

HIAA - Overview: 5-Hydroxyindoleacetic Acid, 24 Hour, Urine

Biochemical diagnosis and monitoring of intestinal carcinoid syndrome using 24-hour urine specimens

SPBX - Overview: Epidermal Nerve Fiber Density Consultation, Varies

Investigating polyneuropathies

25HDN - Overview: 25-Hydroxyvitamin D2 and D3, Serum

Diagnosis of vitamin D deficiency Differential diagnosis of causes of rickets and osteomalacia Monitoring vitamin D replacement therapy Diagnosis of hypervitaminosis D

ASPBA - Overview: Aspergillus Antigen, Bronchoalveolar Lavage

Aiding in the diagnosis of invasive aspergillosis using bronchoalveolar lavage specimens Assessing response to therapy

SZDIA - Overview: Sezary Diagnostic Flow Cytometry, Blood

Identifying immunophenotypically aberrant T-cell populations with restricted expression of T-cell receptor beta-chain constant in peripheral blood, to roughly assess the circulating tumor burden in cutaneous T-cell lymphomas

MPNR - Overview: Myeloproliferative Neoplasm, JAK2 V617F with Reflex to CALR and MPL, Varies

Aiding in the distinction between a reactive cytosis and a chronic myeloproliferative disorder Evaluating for variants in JAK2, CALR, and MPL genes in an algorithmic process