Autosomal recessive centronuclear myopathy

Caring for someone with this diagnosis? Eleplan keeps diagnoses, medications, documents and every specialist in one plan.

Start free with Eleplan

Autosomal recessive centronuclear myopathy

ORPHA:169186Disease

Also called AR-CNM

What it is

A rare autosomal recessive congenital myopathy characterized by numerous centrally placed nuclei on muscle biopsy and clinical features of a congenital myopathy including facial weakness, ocular abnormalities (ptosis and external ophthalmoplegia) and predominant proximal muscle weakness of variable severity with possible distal involvement.

Key facts

Age of onset
Childhood, Infancy, Neonatal
Inheritance
Autosomal recessive
Classified as
Disease

Signs and symptoms

These ranges are how often a sign appears across everyone diagnosed, not a prediction for one person — most people have some of these and not others. Orphanet also records findings that are specifically absent in this disease; those are in the data but not listed here.

Genes

BIN1Disease-causing germline mutation(s) (loss of function)
RYR1Disease-causing germline mutation(s)
SPEGDisease-causing germline mutation(s)
TTNDisease-causing germline mutation(s)

ICD-10 codes

G71.2filed under a broader ICD-10 category — shared with 56 other rare diseases

ICD-10 has no distinct code for most rare diseases, so many are filed under the nearest available one. A shared code identifies the group, not this disease — the ORPHAcode above is what identifies it.

Related health topics

Reached through the ICD-10 categories this disease is filed under, so these describe the broader group rather than this disease specifically.

Benefit programs to look at

Programs whose eligibility touches the same ICD-10 categories. Eligibility is decided by the administering agency, never by this page.

Cross-references

GARD 12718MESH C562934MONDO 0015705OMIM 255200OMIM 615959UMLS C0410204

Orphadata Science: Free access data from Orphanet. © INSERM 1999. Data version 2026-06-23. Available under CC BY 4.0. This is a reference, not medical advice.

Powered by Eleplan

A rare diagnosis is just the start. Eleplan keeps the whole care plan in one place.

Diagnoses, medications, documents, appointments, and the whole care team — organized and always in sync, so you are not retelling the same story to every new specialist. With Ellie, your AI care assistant, on top of it. Free to start.