system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Couple with primary infetility, female cause of infeility is ruled out. Semen analysis shows volume of 0.8 ml, azoospermia, fructose is absent what is the net line of management?
assistant
The correct answer is  This is probably a case of obstructive azoospermia. In this condition we need to know the site and nature of blockage. Among the given options ultrasound is the best. Vasogram can also be done. Shaw's Textbook of Gynaecology 16th edition page no 247.