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Syndrome reference sheet
Generated 12 Oct 2026
Endocrinology · Endocrinology / Pediatric endocrinology

Börjeson–Forssman–Lehmann syndrome

Also known as: BFLS

X-linked intellectual disability with obesity and hypogonadism.

Medical specialty
Endocrinology
Subspecialty
Endocrinology / Pediatric endocrinology
Sex & age distribution
Male: affected; Female: carriers mild; Children: yes, infancy
Gene(s) involved
PHF6

Etiology & mechanism

PHF6 variants.

Gene(s) involved (1)

PHF6

Symptoms & signs (8)

coarse faciesepilepsygynecomastiahypogonadismintellectual disabilitylarge earsobesityshort stature
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