Instrumentation, Technical Requirements 1.US.- 2.MRI.- Anatomy of the Scrotum.- Clinical Evaluation of Scrotal Disease.- Sonographic Scrotal Anatomy.- Scrotal Anatomy at MRI.- Scrotal Trauma: Mechanisms, Presentation and Management.- Imaging Scrotal Trauma.- Acute Scrotal Pain. Clinical features.- Acute Scrotal Pain. Management.- Imaging Acute Scrotal Pain in Adults 1.Torsion of the Testis and Appendages.- 2.Inflammation and other Disorders.- Imaging Acute Scrotal Pain in Children.- Painless Scrotal Lumps: Classification and Clinics.- Painless Scrotal Lumps: Current Therapeutic Approach and follow-up.- Imaging Scrotal Lumps in Adults 1.Tumors.- 2.Cysts and fluid Collections.- Imaging Scrotal Lumps in Children.- The Infertile Men 1.Clinical features.- 2.Sperm Analysis.- 3.Endocrinological Evaluation.- 4.Management of Obstructive Azoospermia.- 5.Management of Non-Obstructive Azoospermia.- Imaging the Infertile Men 1.Varicocele.- 2.Obstructive Syndromes and other Disorders.- The Undescended Testis. Prevalence and Clinical Features.- The Undescended Testis. Management: Microsurgery and Laparoscopy.- Imaging the Undescended Testis.- Incidental Scrotal Findings at Imaging 1.Calcifications.- 2.Miscellaneous Benign Conditions.- Nuclear Medicine Methods in Scrotal Imaging.- Contrast Enhanced US of the Scrotum.