ISSN 1662-4009 (online)

ey0018.7 | Anne-Simone Parent, Sara Moline, Delphine Franssen | ESPEYB18

7. Puberty

Parent Anne-Simone , Moline Sara , Franssen Delphine

PrefaceSome of this year’s studies help us further understand the role of MKRN3 in puberty and better define the phenotype associated with MKRN3 mutations. Large cohort studies bring more information regarding secular trends in central precocious puberty, premature thelarche and adrenarche, but also gynecomastia. This chapter also highlights new discoveries regarding the effect of prenatal stress on pubertal timing and the results of the first phase...

ey0018.7-1 | Clinical Guidance | ESPEYB18

7.1. Cranial MRI abnormalities and long-term follow-up of the lesions in 770 girls with central precocious puberty

D Helvacıoğlu , S Demircioğlu Turan , T Guran , Z Atay , A Dağcınar , D Bezen , E Karakılıc Ozturan , F Darendeliler , A Yuksel , F Dursun , S Kılınc , S Semiz , S Abalı , M Yıldız , A Onder , A Bereket

J Clin Endocrinol Metab. 2021 Mar 25:dgab190. doi: 10.1210/clinem/dgab190. PMID: 33765130. https://academic.oup.com/jcem/article-abstract/106/7/e2557/6188450?redirectedFrom=fulltextIn brief: This multicentre cohort study explores the frequency, long-term outcomes and potential p...

ey0018.7-2 | Clinical Guidance | ESPEYB18

7.2. Genotype-phenotype correlations in central precocious puberty caused by MKRN3 mutations

CE Seraphim , APM Canton , L Montenegro , MR Piovesan , DB Macedo , M Cunha , A Guimaraes , CO Ramos , AFF Benedetti , A de Castro Leal , PC Gagliardi , SR Antonini , M Gryngarten , AJ Arcari , AP Abreu , UB Kaiser , L Soriano-Guillen , A Escribano- Munoz , R Corripio , JI Labarta , L Travieso-Suarez , NV Ortiz-Cabrera , J Argente , BB Mendonca , VN Brito , AC Latronico

J Clin Endocrinol Metab. 2021 Mar 25;106(4):1041–1050. 10.1210/clinem/dgaa955. PMID: 33383582. https://academic.oup.com/jcem/article-abstract/106/4/1041/6056669?redirectedFrom=fulltextIn brief: This paper describes the clinical and hormonal features of a large cohort of patients wit...

ey0018.7-3 | Clinical Guidance | ESPEYB18

7.3. Phase 3 trial of a small-volume subcutaneous 6-month duration leuprolide acetate treatment for central precocious puberty

KO Klein , A Freire , MG Gryngarten , GB Kletter , M Benson , BS Miller , TS Dajani , EA Eugster , N Mauras

J Clin Endocrinol Metab. 2020 Oct 1;105(10):e3660–71. 10.1210/clinem/dgaa479. https://academic.oup.com/jcem/article/105/10/e3660/5879679In brief: This phase 3 multi-centre, open-label, single-arm study explores the efficacy, pharmacokinetics and safety of 6-monthly 45-mg subcutaneous leuprolide acetate in 59 pati...

ey0018.7-4 | Clinical Guidance | ESPEYB18

7.4. Marked increase in incident gynecomastia: A 20-year national registry study, 1998 to 2017

T Koch , EV Brauner , AS Busch , M Hickey , A Juul

J Clin Endocrinol Metab. 2020;105(10):dgaa440. 10.1210/clinem/dgaa440 https://academic.oup.com/jcem/article/105/10/3134/5868100In brief: Based on a 20-year Danish registry, this study reports a marked increase in incidence of gynecomastia between 1998 to 2017, 5-fold among post-pubertal males age 16–20 years, and ...

ey0018.7-5 | Clinical Guidance | ESPEYB18

7.5. Trends in the Incidence of central precocious puberty and normal variant puberty among children in denmark, 1998 to 2017

EV Brauner , AS Busch , C Eckert-Lind , T Koch , M Hickey , A Juul

JAMA Netw Open. 2020;3(10):e2015665. 10.1001/jamanetworkopen.2020.15665.. https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2771377In brief: This Danish population-based 20-year cohort study provides strong epidemiological data supporting substantial increases in central precocious pub...

ey0018.7-6 | Clinical Guidance | ESPEYB18

7.6. GnRH stimulation testing and serum inhibin B in males: insufficient specificity for discriminating between congenital hypogonadotropic hypogonadism from constitutional delay of growth and puberty

H Mosbah , C Bouvattier , L Maione , S Trabado , G De Filippo , A Cartes , A Donzeau , P Chanson , S Brailly-Tabard , AA Dwyer , R Coutant , J Young

Hum Reprod. 2020 Oct 1;35(10):2312–2322. 10.1093/humrep/deaa185. PMID: 32862222. https://academic.oup.com/humrep/article/35/10/2312/5899242In brief: This study shows that both the GnRH stimulation test and serum inhibin B have insufficient specificity to discriminate congenital hypogonadotropic hypogonadism (CHH) from c...

ey0018.7-7 | Clinical Guidance | ESPEYB18

7.7. Prenatal exposure to maternal stressful life events and earlier age at menarche: the Raine study

EV Brauner , T Koch , A Juul , DA Doherty , R Hart , M Hickey

Hum Reprod. 2021 Jun 18;36(7):1959–1969. 10.1093/humrep/deab039 https://academic.oup.com/humrep/article-abstract/36/7/1959/6179308?redirectedFrom=fulltextIn brief: This large prospective population-based pregnancy cohort study identifies an association between maternal stressful li...

ey0018.7-8 | Basic Science | ESPEYB18

7.8. Oral contraceptive use, especially during puberty, alters resting state functional connectivity

R Sharma , Z Fang , A Smith , N Ismail

Horm Behav. 2020;126:104849. 10.1016/j.yhbeh.2020.104849. https://www.sciencedirect.com/science/article/abs/pii/S0018506X20301756?via%3DihubIn brief: This study used functional MRI to compare resting state functional connectivity in women who started oral contraception during puberty or ad...

ey0018.7-9 | Basic Science | ESPEYB18

7.9. ER[alpha] signaling in GHRH/Kiss1 dual-phenotype neurons plays sex-specific roles in growth and puberty

D Garcia-Galiano , AL Cara , Z Tata , SJ Allen , MG Jr Myers , E Schipani , CF Elias

J Neurosci. 2020 Dec 2;40(49):9455–9466. 10.1523/JNEUROSCI.2069-20.2020. PMID: 33158965 https://www.jneurosci.org/content/40/49/9455.longIn brief: These authors used two transgenic mouse models to assess the direct action of estrogens and androgens on GHRH neurons to control growth, pubertal development and reprod...