Amenorrhea - Differential Diagnosis Algorithm
Elevated ...

Amenorrhea - Differential Diagnosis Algorithm

Elevated FSH

 • Premature Ovarian Failure

 • Menopa use

 • Spontaneous

Bleed With Progestin Challenge

 • Polycystic Ovarian Syndrome

No Bleed With Progestin Challenge

 • Hypothyroidism

 • Hyperthyroidism

 • Diabetes Mellitus

 • Exogenous Androgen Use

 • Congenital Structural Abnormalities

High Prolactin

 • Hyperprolactinemia

Organic Cause

 • Congenital GnRH Deficiency

 • Infiltrative or Inflammatory Lesion

 • Tumors

 • Infarction

 • Empty Sella Syndrome

 • Apoplexy

Failed Progestin Challenge

 • Functional

 • Hypothalamic

 • Amenorrhea 

 • Weight Loss, Eating Disorders, Exercise, Stress, Prolonged Illness)

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