Palpable scrotal mass is a common presentation of both benign and malignant testicular malignancy such as seminomatous / seminoma and non seminomatous GCTs,
lymphoma,
adenomatoid tumor,
and epidermoid inclusion cyst.
Characteristic ultrasound features of each entity will be reviewed.
Fig. 7: Normal Anatomy and Imaging Technique
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 8: Testicular Microlithiasis
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 9: Germ Cell Tumor - Risk Factors
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 10: Teseticular Tumor
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 11: Seminoma
References: Coursey Moreno, C., Small, W. C., Camacho, J. C., Master, V., Kokabi, N., Lewis, M., ... & Mittal, P. K. (2015). Testicular tumors: what radiologists need to know—differential diagnosis, staging, and management. Radiographics, 35(2), 400-415.
Fig. 12: Seminoma
References: Coursey Moreno, C., Small, W. C., Camacho, J. C., Master, V., Kokabi, N., Lewis, M., ... & Mittal, P. K. (2015). Testicular tumors: what radiologists need to know—differential diagnosis, staging, and management. Radiographics, 35(2), 400-415.
Fig. 13: Embryonal Cell Carcinoma
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 14: Yolk Sac Tumor
References: Coursey Moreno, C., Small, W. C., Camacho, J. C., Master, V., Kokabi, N., Lewis, M., ... & Mittal, P. K. (2015). Testicular tumors: what radiologists need to know—differential diagnosis, staging, and management. Radiographics, 35(2), 400-415.
Fig. 15: Teratoma
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 16: Mixed germ cell tumor
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 17: Leydig Cell Tumor
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 18: Stromal Tumors of Testis: Granulosa Cell Tumor
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 19: Lymphoma
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 20: Lymphoma and Leukemia
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 21: Epidermoid Cyst
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 22: Benign GCT: Epidermoid Cyst
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 23: Common Mimics of Malignancy
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 24: Intratesticular Abscess
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 25: Segmental Testicular Infarction : Post Epididymo-orchitis
References: Mittal, P. K., Abdalla, A. S., Chatterjee, A., Baumgarten, D. A., Harri, P. A., Patel, J., ... & Miller, F. H. (2018). Spectrum of Extratesticular and Testicular Pathologic Conditions at Scrotal MR Imaging. RadioGraphics, 38(3), 806-830.
Fig. 26: Segmental testicular Infarction: Neglected Torsion
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 27: Simple Testicular Cyst
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 28: Intratesticular Spermatocele
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 29: Cystic Transformation of Rete Testis
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 30: Polyorchidism
References: Mittal, P. K., Abdalla, A. S., Chatterjee, A., Baumgarten, D. A., Harri, P. A., Patel, J., ... & Miller, F. H. (2018). Spectrum of Extratesticular and Testicular Pathologic Conditions at Scrotal MR Imaging. RadioGraphics, 38(3), 806-830.
Fig. 31: Adenomatoid Tumor
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 32: Rhabdomyosarcoma
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 33: Extratesticular Lipoma
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 34: Sperm Granuloma
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 35: Chronic Organized Extratesticular Hematoma
References: Mittal, P. K., Abdalla, A. S., Chatterjee, A., Baumgarten, D. A., Harri, P. A., Patel, J., ... & Miller, F. H. (2018). Spectrum of Extratesticular and Testicular Pathologic Conditions at Scrotal MR Imaging. RadioGraphics, 38(3), 806-830.
Fig. 36: Tunica Albuginea Cyst
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 37: Palpable Mass Mimics: Extratesticular Hematoma and Scrotal Pearl
References: Mittal, P. K., Abdalla, A. S., Chatterjee, A., Baumgarten, D. A., Harri, P. A., Patel, J., ... & Miller, F. H. (2018). Spectrum of Extratesticular and Testicular Pathologic Conditions at Scrotal MR Imaging. RadioGraphics, 38(3), 806-830.
Fig. 38: Palpable Mass Mimics - Inguinal Canal Hernia
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 39: Palpable Mass Mimics: Hydrocele and Varicocele
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center
Fig. 40: Palpable Mass Mimics - Inguinal Canal Sebaceous Cyst
References: "Department of Radiology", Medical College of Georgia, Emory University School of Medicine, University of Mississippi Medical Center