hrp0094p1-47 | Sex Endocrinology and Gonads A | ESPE2021

STK11 gene variant (Peutz-Jeghers Syndrome) presenting with unilateral pre-pubertal gynaecomastia and macro-orchidism without muco-cutaneous pigmentation or gastrointestinal symptoms.

Shaunak Meera , Side Lucy , Afzal Nadeem , Davies Justin ,

Introduction: We report two siblings presenting with pre-pubertal gynaecomastia and macro-orchidism, who were later diagnosed with Peutz-Jeghers Syndrome (PJS) secondary to a STK11 gene variant. Importantly neither child fulfilled the clinical criteria for diagnosis at presentation, with no muco-cutaneous pigmentation nor gastrointestinal symptoms.Case report: Sibling 1 was referred to Paediatric Endocrinology aged 4 years with ...