Autoimmune Nodopathy (CIDP-like) Evaluation  This test is used to diagnose chronic inflammatory demyelinating polyradiculoneuropathy (CIDP)-like autoimmune nodopathy and identify patients who would benefit from alternative therapies to first-line intravenous immunoglobulin (IVIg).

Chronic Myeloid Leukemia: Laboratory Evaluation  This Test Guide provides an overview of tests that assist with the diagnosis, classification, prognosis, and management of chronic myeloid leukemia (CML).

Dementia: Biomarkers for Differential Diagnosis and Alzheimer's Disease Assessment  This Clinical Focus describes the role that laboratory testing can play in diagnosing causes of mild cognitive impairment, dementia, and dementia-like symptoms.

Immune-Mediated Peripheral Neuropathies Laboratory Support of Diagnosis  This clinical focus provides information on laboratory testing that supports evaluation and diagnosis of immune-mediated causes of primary peripheral neuropathy, including Guillain-Barre syndrome (GBS) or acute inflammatory demyelinating polyradiculoneuropathy (AIDP), chronic inflammatory demyelinating polyradiculoneuropathy (CIDP), and autoimmune nodopathy.

Lead (Venous)  This test is used for screening and monitoring for lead exposure and toxicity.