Article title: Incidence of gynaecomastia in Klinefelter syndrome adolescents and outcome of testosterone treatment

Author: Butler

Date of Publication: April 2021

“The incidence of gynaecomastia in KS boys (overall 35.6%) is not increased over typically developing boys. Commencing testosterone when gynaecomastia develops with physiological dose escalation and full adherence can result in the resolution of the gynaecomastia.”

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