November 2021 Imaging Case of the Month: Let’s Not Dance the Twist

No abstract available. Article truncated after the first 150 words. History of Present Illness: An 82-year-old man presented to his physician for general health maintenance as well as a complaint of persistently poor quality sleep and poor appetite with weight loss. The patient had undergone robotic-assisted radical left nephroureterectomy and cystectomy with pelvic lymph node dissection and urinary diversion for left clear cell renal cell carcinoma (staged T2a, grade 2) and transitional cell carcinoma of the bladder (carcinoma in situ at surgery), approximately 9 months earlier. The patient’s bladder malignancy was initially treated with transurethral resection, with histopathology at that procedure showing high-grade papillary urothelial malignancy with lamina propria invasion, but no muscular invasion; this procedure was followed by formal complete resection approximately 3 months later. The patient’s post-operative course was complicated by significant bleeding which required transfusion of 3 units of blood. He had undergone inferior vena caval filter placement prior to surgery when preoperative testing revealed lower extremity …

Migration of Inferior Vena Caval filter to the Right Atrium: Is any model free of this complication?

The use of inferior vena caval (IVC) filters has been an accepted method for preventing pulmonary embolism, especially in cases where there are contraindications to anticoagulation. However, these filters have numerous potential complications some of which could be life threatening like, thrombosis and migration of the filter. The "Antheor" filter was designed to prevent this complication. Unfortunately, we encountered one patient where it has been unsuccessful in this regard. We therefore, believe that there is no ideal filter and the selection of a filter requires thorough knowledge of the limitations of individual brand.