This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
A patient complaints of post coital bleed; no growth is seen, on per speculum examination; next step should be : 
Select and explain. 
A. Colposcopy biopsy, B. Conisation, C. Repeat pap smear, D. Culdoscopy
A: Colposcopy biopsy
Answer: A: Colposcopy biopsy 
Explanation: Ans is a i.e. Colposcopy biopsy Patient is presenting with post coital bleeding, which is a specific symptom of Ca cervix; since there is no visible lesion - colposcopic biopsy is the next line of investigation as it is a diagnostic procedure. Pap smear is only a screening method.