The precautions for testicular ultrasound examination include keeping local cleanliness, cooperating with the examination and other aspects. 1. Keep local cleanliness: before doing testicular ultrasound examination, you should pay attention to keep local hygiene, you can wash the scrotum with warm water before the examination. Keep the local area dry and clean. 2. Cooperate with the examination: when doing ultrasound examination, pay attention to not be too nervous, and pay attention to cooperate with the doctor during the examination. For example, when checking varicose veins, patients need to cooperate with deep inhalation and then hold their breath. 3. Other: Testicular ultrasound is not painful and traumatic. Before testicular ultrasound, patients usually do not need to fast, nor do they need to hold their urine, and can be examined at any time. If you want to have a testicular ultrasound, please visit a regular hospital.