1. Absence of endometrium as a cause of primary amenorrhea
Bulent Berker, M.D., Salih Taşkın, M.D., Elif Aylin Taşkın, M.D. 
Fertility and Sterility 
Volume 89, Issue 3, Pages 723.e1-723.e3 (March 2008)
DOI: /j.fertnstert
Copyright © 2008 American Society for Reproductive Medicine Terms and Conditions

2. Figure 1
Hysteroscopic view. Absence of proliferative and secretory endometrium in the uterine cavity.
Fertility and Sterility  , 723.e1-723.e3DOI: ( /j.fertnstert )
Copyright © 2008 American Society for Reproductive Medicine Terms and Conditions

3. Figure 2
Hysteroscopic view. Lateral and posterior walls around left tubal ostium seem sclerotic.
Fertility and Sterility  , 723.e1-723.e3DOI: ( /j.fertnstert )
Copyright © 2008 American Society for Reproductive Medicine Terms and Conditions

4. Figure 3
Microscopic examination: no endometrial lining observed above the myometrial tissue (hematoxylin and eosin, magnification ×4).
Fertility and Sterility  , 723.e1-723.e3DOI: ( /j.fertnstert )
Copyright © 2008 American Society for Reproductive Medicine Terms and Conditions

5. Figure 4
Lack of endometrial tissue in hysteroscopic biopsy specimen. A few granulomatous foci were noticed scattered in the myometrium (hematoxylin and eosin, magnification ×20).
Fertility and Sterility  , 723.e1-723.e3DOI: ( /j.fertnstert )
Copyright © 2008 American Society for Reproductive Medicine Terms and Conditions