Comparison of seldinger and trocar techniques in the percutaneous treatment of hydatid cysts

Figure 1 Type 1 hydatid cyst follow-up examinations conducted one to 1-18 mo after the procedure. A: US image prior to the procedure; B: CT image prior to the procedure; C: US image 6 mo after the procedure, wall thickness and irregularity of the cyst is seemed to be increased; D: US image 12 mo after the procedure, cyst dimension and tension is seemed to be markedly decreased and the contents can could be seen to have solidified; E: US image 18 mo after percutaneous drainage. Cyst can could be seen to have completely collapsed and solidified in the image and a pseudotumor image is formed. US: Ultrasound; CT: Computerized tomography.