Etiological Aspects
Isolated Idiopathic IHH
Impaired Pulsatile Secretion of LHRH
In absence of anosmia, the Kal gene is not involved, as…
Congenital Gonadotropin Deficiency
Primary gonadotropin deficiency is associated with very low levels of FSH and LH, concordant bone age, normal stature…
Iatrogenic Ovarian Failure
Prepubertal girls treated with radiation therapy or chemotherapy may present gonadal failure with delayed puberty or primary or…
Non-Tumoral Acquired Organic Lesions of CNS
- Histiocytosis X (Hans-Schüller-Christian disease) is characterized by multiple organ infiltration (skin, bone, viscera) by histiocytic cells.…
Acquired IHH
Organic Direct Gonadotropin Deficiency
To establish etiological diagnosis, complete medical history and clinical exam are associated…
Karyotypically Normal 46,XX Ovarian Dysgenesis
Ovarian dysgenesis with a normal 46,XX karyotype is defined by reduced or altered ovaries, a female phenotype, and…
Delayed Puberty Etiological Aspects
Actually, after this clinical exam and these simple complementary investigations, the physician often has a presumptive diagnosis. The…
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