Hypokalemia and Related Disorders Panel

Concurrent analysis of multiple genes associated with hypokalemia (low levels of potassium in the blood). 

NY Approved

Test Overview

Clinical Utility

  • Molecular confirmation of a clinical diagnosis
  • Development of appropriate evaluation and management plan
  • Testing of at-risk relatives for specific known variant(s) previously identified in an affected family member
  • Genetic counseling and recurrence risk assessment

Test Details

Genes

AP2S1, ATP6V0A4, ATP6V1B1, BSND, CA2, CACNA1D, CACNA1H, CACNA1S, CASR, CLCNKA, CLCNKB, CLDN16, CLDN19, CNNM2, EGF, FAM111A, FXYD2, GNA11, HNF1B, HNF4A, HSD11B2, KCNA1, KCNJ1, KCNJ10, KCNJ5, MAGED2, MAGT1, PCBD1, SARS2, SCN4A, SCNN1B, SCNN1G, SLC12A1, SLC12A3, SLC26A3, SLC34A1, SLC4A1, TRPM6

Conditions

  • Bartter Syndrome
  • CA II Deficiency
  • Distal Renal Tubular Acidosis
  • Gitelman Syndrome
  • Hypokalemia
  • Hypomagnesemia
  • Liddle Syndrome
  • Primary Aldosteronism

Lab Method

  • Deletion/Duplication Analysis
  • Next-Gen Sequencing

Ordering Information

Test Code: TG98
CPT Codes*: 81404x2, 81405x2, 81406x2, 81407x1, 81479x3
ABN Required: No
Turnaround Time**: 4 weeks
Preferred Specimen: 2-5 mL Blood - Lavender Top Tube
Alternative Specimen: Buccal Swabs | Extracted DNA

*The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

**Turnaround times are estimates and begin once the sample(s) begin processing at the GeneDx lab and could be extended in situations outside GeneDx’s control.

Resources

Test Documents

Billing

Targeted Variant Testing

FAQs