hrp0086p2-p965 | Thyroid P2 | ESPE2016

An Unusual form of Precocious Puberty: Van Wyk and Grumbach Syndrome

Anık Ahmet , Avcı Esma Cigdem , Unuvar Tolga

Introduction: The association of precocious puberty and/or polycystic ovaries, delayed bone age and hypothyroidism is known as the Van Wyk and Grumbach syndrome (VWGS). Clinically this syndrome is a diagnostic challenge because hypothyroidism usually leads to pubertal and growth delay, whereas in case of VWGS hypothyroidism it leads to growth delay and precocious puberty. We report a boy with long-standing, untreated hypothyroidism who presented with precocious puberty.<p ...

hrp0082p2-d2-598 | Thyroid (1) | ESPE2014

An Unusual Presentation of Acquired Hypothyroidism: the Van Wyk–Grumbach Syndrome

Isguven Pinar , Uluc Nefise , Kosecik Mustafa , Karacan Mehmet , Ermis Bahri

Background: Van Wyk–Grumbach syndrome (VWGS) is characterized by breast development, uterine bleeding and multi-cystic ovaries in the presence of long-lasting primary hypothyroidism.Objective and hypotheses: The pathophysiology of VWGS involves a complex mechanism, which is at least partly mediated by the direct action of TSH and FSH receptors.Method: We present a girl with Down syndrome having typical feature...

hrp0095p2-293 | Thyroid | ESPE2022

The importance of thyroid function tests in precocious menarche: Van Wyk Grumbach syndrome

Köprülü Özge , Acar Sezer

Introduction: Van Wyk Grumbach Syndrome (VWGS) is characterized by untreated severe hypothyroidism, isosexual precocious puberty, multiple ovarian cysts and delayed bone age. The disorder is most likely due to complex interactions of the hormonal axis; (1) excess TSH stimulates the FSH-receptor, (2) pituitary enlargement and hyperstimulation, (3) secondary ovarian hyperstimulation. Although it is extremely rare, it is important to recognize before the unnecess...

hrp0094p2-451 | Thyroid | ESPE2021

A girl with Trisomy 21 presents with Van Wyk-Grumbach syndrome. A rare diagnosis

Dikaiakou Eirini , Vlachopapadopoulou Elpis Athina , Kosteria Ioanna , Panos Alexandros , Dede Eirini , Koutrouveli Eleni , Zouridaki Christina , Michalacos Stefanos

Background: Van Wyk-Grumbach syndrome (VWGS) is a rare diagnosis that should be suspected in children with signs of peripheral precocious puberty and hypothyroidism. It is characterized by multicystic enlarged ovaries, in the presence of long-term severe hypothyroidism. Treatment of VWGS consists of hormonal replacement with levothyroxine. Usually, ovarian cysts and increased ovarian volume subside within an average of 2 months but can persist up to 12 months after treatment.<...

hrp0086p1-p914 | Thyroid P1 | ESPE2016

Van Wyk Grumbach Syndrome with Kocher Smeglaine Debre Syndrome: Case Report of a Rare Association

Syed Mohd. Razi , Gupta Abhinav Kumar , Gupta Deepak Chand , Gupta Keshav Kumar

Background: Van Wyk Grumbach Syndrome (VWGS) is a rare presentation of juvenile hypothyroidism which manifests in females as chronic autoimmune hypothyroidism, isosexual pseudo-precocious puberty and multicystic ovaries. It uniquely presents with short stature and delayed bone age unlike other causes of precocious puberty. Kocher-Debre-Smeglaine Syndrome (KDSS) is a rare presentation of juvenile hypothyroidism manifesting as calf muscle pseudo-hypertrophy, delayed contraction ...

hrp0094p2-337 | Multisystem endocrine disorders | ESPE2021

Van Wyk Grumbach Syndrome in an Egyptian Female Pediatric Patient: a rare presentation of a common disease

Ibrahim Amany , Abdel Rahman Alshaimaa Mahfouz ,

Background: Van Wyc-Grumbach syndrome is a rare presentation of long standing pre-pubertal hypothyroidism characterized by bilateral multicystic ovaries, vaginal bleeding and delayed skeletal growth in case of female.Case Presentation: we present a clinical course, diagnosis and management of a case of Van Wyc-Grumbach syndrome in a 10-years old Egyptian counselled for recurrent vaginal bleeding and pubertal advancement for age. She was ...

hrp0097p1-307 | Growth and Syndromes | ESPE2023

A unique combination of Klinefelter syndrome and Three M Syndrome in a boy with short stature

Lee Mi-Seon , Lee Rosie , Lee Sang-Eun , Kwak Na-eun , Kwon Soon-Hak , Moon Jung-Eun

Introduction: Klinefelter syndrome (KS) is most common sex chromosomal aneuploidy in males. The typical clinical features are tall stature with long extremities, small testis, and learning disabilities. Three M syndrome is an extremely rare genetic disorder characterized by short stature, craniofacial abnormality and skeletal malformations. We report a unique case of short stature in KS due to three M syndrome.Case: A 9-...

hrp0095p1-398 | Thyroid | ESPE2022

Unusually Enlarged Ovaries Associated with Severe Hypothyroidism - Van Wyk and Grumbach Syndrome Case Report

Cvetković Dimitrije , Todorović Slađana , Milenković Tatjana , Mitrović Katarina , Vuković Rade , Panić Zarić Sanja , Savić Đorđe , Mijović Tanja , Smolović Dijana , Tončev Jovana

Introduction: Since 1960, enlarged polycystic ovaries associated with hypothyroidism, delayed bone age and precocious puberty are recognized as Van Wyk and Grumbach syndrome. Although it is rare entity, it should be considered in differential diagnosis of the enlarged polycystic ovaries.Case: An eleven-year-old girl was presented with sudden onset of abdominal pain and vomiting. A large mass with multiple cysts was seen ...

hrp0086p2-p969 | Thyroid P2 | ESPE2016

An Unusual Presentation of Hashimoto Thyroiditis (HT) and Precocious Puberty: The Van Wyk-Grumbach Syndrome

Leka-Emiri Sofia , Karachaliou Feneli , Fotinou Aspasia , Petrou Vassilis , Michalakos Stefanos

Background: The association of primary hypothyroidism and isosexual precocious pseudopuberty in females was first described in 1960 by Van Wyk and Grumbach. The unique elements that lead to the diagnosis are FSH-dominated sexual precocity with non advanced bone age in the presence of hypothyroidism.Objective and methods: Describe an 8.5 years old girl with hypothyroidism due to HT and clinical and hormonal features of Van-Wyk and Grumbach syndrome.<p...

hrp0082p3-d1-936 | Puberty and Neuroendocrinology | ESPE2014

Association of Van Wyk Grumbach and Debre Semelaigne Syndromes in Two Cases with Severe Hypothroidism

Demirel Fatma , Oden Alkim , Tayfun Meltem , Ucakturk Ahmet , Gungor Ali

Background: Van Wyk Grumbach (VWG) and Kocher Debre Semelaigne (KDS) syndromes are rare syndromes with clinical manifestation of hypothyroidism associated with precious pseudo puberty and myopathic pseudomuscular hypertrophy. We present two cases that have the characteristic of both VWGS and KDSS syndromes developed in association with a long-term untreated hypothyroidism.Case 1: Seventeen years old girl was referred to our hospital due to menstrual irre...