The Dorsal Root

AHNAK2

Candidate Gene | 2025

Clinical Basics

Subtype: AHNAK2
Classification: Candidate

Genetic Context

HGNC-Approved Gene Symbol: AHNAK2
Gene Full Name: AHNAK nucleoprotein 2
Chromosome: 14q32.33
ClinVar Pathogenic Variants: View AHNAK2 ClinVar Variants
AHNAK2 OMIM Entry: AHNAK2 OMIM

Updated: August 16, 2026 | By: K. Raymond

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The Dorsal Root

A Name That Does Too Much Work

Jean-Martin Charcot's name appears throughout medicine, but nowhere does it create more confusion than in the foot. Learn why the CMT foot and Charcot neuroarthropathy, also known as Charcot foot, share a name yet differ in how they develop, appear, and are managed.

Close-up of a doctor’s hand holding a prescription pad while a patient’s wrist is wrapped with metal chains.

When Medicine Lost Its Compass

Evidence failed not because it was wrong, but because it was weaponized. I lived the downstream effects of that failure for more than a decade. This is what happens when medicine forgets that data always ends in a human being.

Illustrated graphic showing large ‘404’ numerals with people interacting with data screens and servers, alongside text reading ‘CMT Genetic Testing Error 404: Gene Not Found’ and ‘Examining Why Less Than Half of All Who Have Charcot-Marie-Tooth Disease Are Not Able to Obtain Genetic Confirmation of Their Disease.

Error 404: Gene Not Found

CMT genetic testing often fails to identify the cause of the disease, even when comprehensive panels are used. Here, we discuss why this happens, what genetic tests can and cannot do, and why a negative result still matters.

Experts in CMT

Detroit, Michigan, USA

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