1. Isolated 17,20-lyase (desmolase) deficiency in a 46,XX female presenting with delayed puberty 
Enver Simsek, M.D., Ismail Ozdemir, M.D., Lin Lin, M.D., John C. Achermann, M.D. 
Fertility and Sterility 
Volume 83, Issue 5, Pages 1548.e e26 (May 2005)
DOI: /j.fertnstert
Copyright © 2005 American Society for Reproductive Medicine Terms and Conditions

2. FIGURE 1
The abdominal pelvic ultrasound shows enlarged and multicystic left and right ovaries. One of the cysts in the right ovary is 23.3 mm by 24.0 mm in diameter (black and white arrows). B = bladder; LO = left ovary; RO = right ovary.
Fertility and Sterility  , 1548.e e26DOI: ( /j.fertnstert )
Copyright © 2005 American Society for Reproductive Medicine Terms and Conditions

3. FIGURE 2
A 14-year-old girl presented primary amenorrhea, lack of pubertal development, and short stature, and was diagnosed with isolated deficiency of 17,20-lyase. Six months after the commencement of sex steroids replacement.
Fertility and Sterility  , 1548.e e26DOI: ( /j.fertnstert )
Copyright © 2005 American Society for Reproductive Medicine Terms and Conditions