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PIK3CA

phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit alpha

HCNC Approved Symbol
PIK3CA (HGNC:8975)
Genomic Coordinates
3:179,148,126 - 179,240,093 (3q26.32)
Synonyms
PI3K
Disease Associations
This gene is associated with the following 15 diseases in OMIM.

Diagnosed Cases

18Patients

In total, 18 patients were diagnosed with a variant in the PIK3CA gene.

Frequently observed phenotypes

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

Macrocephaly
 12 (66.7%)
Intellectual disability
 5 (27.8%)
Polymicrogyria
 4 (22.2%)
Hypertelorism
 4 (22.2%)
Abnormal facial shape
 3 (16.7%)
PIK3CA - Gene browser | 3billion