John F. Swietlik

ORCID: 0000-0002-7180-794X
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About
Contact & Profiles
Research Areas
  • Ultrasound and Hyperthermia Applications
  • Hepatocellular Carcinoma Treatment and Prognosis
  • MRI in cancer diagnosis
  • Venous Thromboembolism Diagnosis and Management
  • Renal cell carcinoma treatment
  • Pediatric Urology and Nephrology Studies
  • Lymphatic Disorders and Treatments
  • Renal and Vascular Pathologies
  • Advanced Radiotherapy Techniques
  • Vascular anomalies and interventions
  • Vascular Procedures and Complications
  • Central Venous Catheters and Hemodialysis
  • Liver Disease Diagnosis and Treatment
  • Medical Imaging and Pathology Studies
  • Kidney Stones and Urolithiasis Treatments
  • Adrenal and Paraganglionic Tumors
  • Airway Management and Intubation Techniques
  • Ultrasound in Clinical Applications
  • Thyroid and Parathyroid Surgery
  • Gastrointestinal disorders and treatments
  • Ultrasound Imaging and Elastography
  • Transplantation: Methods and Outcomes
  • Acute Kidney Injury Research
  • Virus-based gene therapy research
  • Genetic and Kidney Cyst Diseases

University of Wisconsin–Madison
2016-2025

Highland Community College - Illinois
2019-2025

UW Health University Hospital
2018-2025

University of Washington
2022

University of Wisconsin Health
2021

New York Medical College
2015

Purpose The application of histotripsy, an emerging noninvasive, non-ionizing, and non-thermal tumor treatment, is currently limited by the inherent limitations diagnostic ultrasound as sole targeting modality. This study evaluates feasibility accuracy cone beam computed tomography (CBCT) guidance for histotripsy treatments in vivo porcine model.

10.1080/02656736.2025.2455138 article EN cc-by International Journal of Hyperthermia 2025-01-22

The purpose of this study is to evaluate the safety and intermediate-term efficacy percutaneous microwave (MW) ablation for treatment colorectal liver metastases (CRLM) at a single institution.A retrospective review was performed all CRLM treated with MW from 3/2011 7/2020 (102 tumors; 72 procedures; 57 patients). Mean age 60 years (range, 36-88) mean tumor size 1.8 cm 0.5-5.0 cm). patient population included 19 patients extra-hepatic disease. Chemotherapy (pre- and/or post-ablation) given...

10.21037/jgo-21-159 article EN Journal of Gastrointestinal Oncology 2021-08-01

<italic xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">Objective:</i> Histotripsy is an emerging noninvasive, nonionizing and nonthermal focal cancer therapy that highly precise can create a treatment zone of virtually any size shape. Current histotripsy systems rely on ultrasound imaging to target lesions. However, deep or isoechoic targets obstructed by bowel gas bone often not be treated safely using alone. This work presents alternative x-ray...

10.1109/tbme.2022.3198600 article EN IEEE Transactions on Biomedical Engineering 2022-08-19

OBJECTIVE. The purpose of this study was to evaluate the utility CT texture analysis (CTTA) in differentiating low-attenuation renal cell carcinoma (RCC) from cysts on unenhanced CT. MATERIALS AND METHODS. Ninety-four patients with RCC were compared a cohort 192 benign cysts. characteristics (size and minimum, maximum, mean attenuation) CTTA features recorded using an ROI approximately two-thirds size mass. Masses subjectively assessed by two expert genitourinary readers novice 5-point...

10.2214/ajr.19.21182 article EN American Journal of Roentgenology 2019-08-06

Interventional radiology applications of intravascular US (IVUS) continue to expand, complementing intraprocedural angiography and providing a unique vantage from which guide endovascular interventions. Vascular pathologic conditions become sonographically visualized rather than inferred the planar appearance opacified vascular lumen. Perivascular targets approximated on basis fluoroscopic landmarks. The authors introduce broad categories IVUS catheters, namely radial side-firing varieties,...

10.1148/rg.220015 article EN Radiographics 2022-10-01

This study was performed to determine the feasibility and safety of creating superficial histotripsy treatment in a live porcine thyroid model.The thymus comparable size, shape location human used for this study. model has been surgery studies due diminutive size thyroid. Four female swine underwent total eight treatments with prototype therapy system (HistoSonics, Inc., Ann Arbor, MI). Two were each animal: spherical 1.0 × cm ovoid 2.0 zones. MRI immediately post-procedure evaluated zone...

10.1080/02656736.2021.1922762 article EN cc-by International Journal of Hyperthermia 2021-01-01

Chylous fluid accumulation in the setting of portal hypertension remains rare (< 1%). The data on endovascular decompressive interventions for refractory cases, such as TIPS and venous recanalization, is limited. This study aimed to investigate if can decrease volume chylous ascites or chylothorax. An institutional review board–approved single-center retrospective identified patients from 2011 2022 who underwent interventions, including angioplasty/stenting. Ten were a intervention...

10.1016/j.jvir.2023.12.432 article EN other-oa Journal of Vascular and Interventional Radiology 2024-02-21
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