Page 34 - Virtual Vascular Vol 4
P. 34

Psoas shadow
                                                                                                                             IMAGES





                                                                                                                            An interesting X-ray showing
                                                                                                                            multiple secondary inter-
                                                                                                                            ventions after EVAR to treat                                                                   Multiple

                                                                                                                            endoleaks.  If EVAR is per-                                                                    Endoanchors
                                                                                                                            formed on patients with un-
                                                                                                                            favorable anatomy the risk
                                                                                                                            of secondary intervention
                                                                                                                            and late failure is higher.                                                                 Palmaz stent
                                                                                                                                                                                                                        to improve
                                                                                                                                                                                                                        conformance













                                                                                                                                                                                                                         Embolization
                                                                                                                                                                                                                         coils in the
                                                                                                                                                                                                                         lumbar artery







                                                                                                                                                               Embolization
                                                                                                                                                               coils and glue
                                                                                                                                                               in the sac














         •    The Yellow arrow refers to “psoas line” or “psoas shadow”. This is the “line”
              usually seen on plain abdominal X-ray, which delineates the lateral margin of

              the psoas muscles
         •    Obliteration or diminution in clarity of these lines would suggest
              retroperitoneal pathologies such as haematoma, abscess or mass

         •    The  White arrow points to some calcification. The curvilinear calcification
              outlines an atherosclerotic arterial wall that suggests the presence of an                                                                                                     Glue spillage
              abdominal aortic aneurysm (AAA)                                                                                                                                                into the left

         •    In the presence of such curvilinear calcification suggesting of AAA, together                                                                                                  internal iliac
        34    with obliteration of the psoas line, a leaking/ruptured AAA with                                                                                                               artery                                   35
              retroperitoneal haematoma would be suggested
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