Kallman's syndrome

• Facts:
  Deficiency of gonadotropin-releasing hormone
  46 XX
• History / PE:
  Anosmia and hypogonadism
  Amenorrhea
  Absent secondary sexual characteristics (no breasts, pubic hair)
  Normal internal female reproductive organs
• Diagnosis:
  GnRH deficiency (low LH/FSH)
• Differential Diagnosis:
  Aromatase deficiency (elevated FSH/LH)
  Congenital adrenal hyperplasia
  McCune-Albright syndrome