This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Congenital malformations, Subject name: Gynaecology & Obstetrics
Ganer&;s cyst can be differentiated from cystocele by all except 
Select and explain. 
A. Not reducible, B. No impulse on coughing, C. Presence of rugosities of overlying vaginal mucosa, D. Margins are well defined
C: Presence of rugosities of overlying vaginal mucosa
Answer: C: Presence of rugosities of overlying vaginal mucosa 
Explanation: Features of Ganer&;s cyst Situated anteriorly or anterolaterally and of various sizes Rugosities of the overlying vaginal mucosa are lost Vaginal mucosa over it becomes tense and shiny Margins are well defined It is non reducible There is no impulse on coughing The metal catheter tip introduced per urethra fails to come underneath the vaginal mucosa D.C.DUTTA&;S TEXTBOOK OF GYNAECOLOGY,Pg no:210,6th edition