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rs121909238(A;G)

From SNPedia
Macrocephaly/autism syndrome
Is agenotype
ofrs121909238
GenePTEN
Chromosome10
Position87,933,037
mentionedby
Magnitude6.3
ReputeBad
Geno Mag Summary
(A;A) 0 common in clinvar
(A;G) 6.3 Macrocephaly/autism syndrome

Considered pathogenic in ClinVar. This is a genotype with recommended actions if clinically confirmed. In brief:

  • Have annual comprehensive physical exams, especially for skin, mucous membranes, thyroids and breasts, plus urinalysis.
  • Women should have annual mammograms and breast MRI screening starting at age 30 and self-exam starting at age 18; also, consider endometrial biopsies and/or ultrasound from age 30.
  • Thyroid ultrasound, colonoscopy and renal ultrasound exams are recommended starting at ages 18, 35 and 40, respectively.
  • Genetic counseling and/or testing is recommended for at-risk relatives.


The full ClinGen Actionability report about PTEN Hamartoma Tumor Syndrome - Cowden Syndrome can be found here.

Genetic counseling may be available to you through your health-care network. Additional information is available via our Find A Genetic Counselor webpage, located here.