PFKC - Overview: Phosphofructokinase Enzyme Activity, Blood

Evaluation of individuals with Coombs-negative nonspherocytic hemolytic anemia Evaluation of individuals with exercise intolerance or myopathy Genetic studies in families with phosphofructokinase deficiency

POU_F - Overview: Phosphorus, Feces

Workup of cases of chronic diarrhea Identifying the use of phosphate-containing laxatives contributing to osmotic diarrhea

EZNT8 - Overview: Zinc Transporter 8 (ZnT8) Antibody, Serum

Clinical distinction of type 1 from type 2 diabetes mellitus Identification of individuals at risk of type 1 diabetes (including high-risk relatives of patients with diabetes, and those with gestational diabetes) Prediction of future need...

VALPF - Overview: Valproic Acid, Free, Serum

Monitoring free valproic acid in therapy Assessing compliance Evaluating potential toxicity

URCU - Overview: Uric Acid, 24 Hour, Urine

Assessment and management of patients with kidney stones, particularly uric acid stones

THEO - Overview: Theophylline, Serum

Assessing and adjusting theophylline dosage for optimal therapeutic level Assessing theophylline toxicity

VORI - Overview: Voriconazole, Serum

Monitoring trough levels of voriconazole is suggested for: -Individuals with reduced liver function -Individuals with cytochrome P450 (CYP) 2C19 alterations associated with poor metabolic function -Patients taking other medications that...

VITA - Overview: Vitamin A, Serum

Diagnosing vitamin A deficiency and toxicity Monitoring vitamin A therapy

PETH - Overview: Phosphatidylethanol Confirmation, Blood

Verifying abstinence or use of ethanol, especially in liver transplant candidates/patients

MA2ES - Overview: Ma2 Antibody by ELISA, Serum

Evaluating patients with suspected paraneoplastic encephalitides using serum specimens