PEWE - Overview: Porphyrins Evaluation, Washed Erythrocytes

Preferred test for analysis of erythrocyte porphyrins Establishing a biochemical diagnosis of erythropoietic protoporphyria, and X-linked dominant protoporphyria

CJDE - Overview: Creutzfeldt-Jakob Disease Evaluation, Spinal Fluid

Assessment of Creutzfeldt-Jakob disease or other human prion disease in patients with rapidly progressive dementia

BHCG - Overview: Beta-Human Chorionic Gonadotropin, Quantitative, Serum

Monitoring patients for retained products of conception Aiding in the diagnosis of gestational trophoblastic disease (GTD), testicular tumors, ovarian germ cell tumors, teratomas, and, rarely, other human chorionic gonadotropin...

BART - Overview: Bartonella Antibody Panel, IgG and IgM, Serum

Diagnosis of Bartonella infection, especially in the context of a cat scratch

C5AG - Overview: C5 Complement, Antigen, Serum

Diagnosis of C5 deficiency Investigation of a patient with an absent total complement (CH50) level

IGG4I - Overview: IgG4 Immunostain, Technical Component Only

Identification of IgG4-positive plasma cells in the tissue of patients with systemic autoimmune or allergic manifestations

NUT - Overview: NUT Immunostain, Technical Component Only

Aiding in the diagnosis of nuclear protein in testis midline carcinoma

PHTDP - Overview: Phosphorylated TDP43 Immunostain, Technical Component Only

Identification of pathological forms of TDP-43 in neurodegenerative diseases

CD2 - Overview: CD2 Immunostain, Technical Component Only

Determining T-cell lineage

CTSK - Overview: Cathepsin K Immunostain, Technical Component Only

Evaluation for perivascular epithelioid cell neoplasms (PEComas), alveolar soft part sarcoma, and translocation-associated renal cell carcinomas