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PMP22

peripheral myelin protein 22

HCNC Approved Symbol
PMP22 (HGNC:9118)
Genomic Coordinates
17:15,229,779 - 15,265,326 (17p12)
Synonyms
HNPP, GAS3, Sp110, HMSNIA, CMT1A
Disease Associations
This gene is associated with the following 6 diseases in OMIM.
View More Disease Info
Disease NameOMIM IDInheritance
?Neuropathy, inflammatory demyelinating
139393?Autosomal dominant
Charcot-Marie-Tooth disease, type 1A
118220AD
Charcot-Marie-Tooth disease, type 1E
118300AD
Dejerine-Sottas disease
145900AD; AR
Neuropathy, recurrent, with pressure palsies
162500AD
Roussy-Levy syndrome
180800AD

Diagnosed Cases

20Patients

In total, 20 patients were diagnosed with a variant in the PMP22 gene.

Frequently observed phenotypes

(Top 5 only, Patient count*)
*% of total patients presenting each phenotype is shown in parentheses.

Hypotonia
 5 (25.0%)
Peripheral neuropathy
 3 (15.0%)
Muscle weakness
 3 (15.0%)
Motor delay
 
2 (10.0%)
Sensory neuropathy
 
2 (10.0%)