II. Definitions

  1. Normogonadotropic Hypogonadism
    1. Delayed Sexual Development and Growth Delay
    2. Occurs despite normal Pituitary Gonadotropin secretion

IV. Causes: Delayed Menarche

  1. Outflow tract obstruction
  2. Gonadal dysgenesis variants
    1. Residually functioning ovarian tissue
  3. Abnormalities Mullerian duct development
    1. Absence of Uterus and possibly Vagina
  4. Polycystic Ovarian disease
  5. Hyperprolactinemia

V. Labs

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