tailieunhanh - A case-based manual of radiology on call: Part 2

A case-based manual of radiology on call has an easy-to-navigate, streamlined style that features annotated images and minimal text. The author provides only those facts and brief descriptions that are needed to become familiar with each entity. | 176 II ABDOMEN 10. Male Reproductive System Color Doppler ultrasound of the testicles demonstrates an enlarged left testicle which is heterogeneous in echotexture. There is no arterial or venous blood flow within the left testicle. Compare to smaller right testicle showing blood flow indicated by arrows . 10. MALE REPRODUCTIVE SYSTEM 177 n-75 PARTIAL TESTICULAR INFARCT WITH HYDROCELE 147 Power Doppler ultrasound shows a geographic area of low echogenicity in the medial mid to lower testicular area with absent blood flow area surrounded by arrows . The speckle of color identified in the area of concern is likely artifectual. Power Doppler is more sensitive for detection of flow. However power Doppler cannot calculate flow direction. Also noticed is a small hydrocele asterisk . 178 II ABDOMEN IN INGUINAL CANAL Ị 14 8 The right testis arrows is located in the right inguinal canal. Power Doppler ultrasound is not able to identify any intraparenchymal vascular flow within the right testis compatible with testicular .