Treatable Intellectual Disability

Ethylmalonic Encephalopathy

DIAGNOSIS

Gene
ETHE1 (AR)

Diagnostic Test
Urine Organic Acids, Acylcarnitine Profile

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SIGNS & SYMPTOMS

Neurological
Encephalopathic crisis

Non-Neurological
Orthostatic cyanosis, petechiae

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THERAPY

Treatment
N-acetylcysteine, Oral Metronidazol

Level of Evidence
4

Clinical Practice
Standard of Care

Treatment Effect
Improves neurological & systemic manifestations



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Ethylmalonic Encephalopathy (EE)

is defined by elevated excretion of ethylmalonic acid (EMA) with recurrent petechiae, orthostatic acrocyanosis and chronic diarrhoea associated with neurodevelopmental delay, psychomotor regression and hypotonia with brain magnetic resonance imaging (MRI) abnormalities. The disease manifests at birth or in the first few months of life. (Source: Orphanet)

No information available from this source.

This disease is not (yet) listed on their website.