A 37-year-old woman developed a new, palpable left supraclavicular lymphadenopathy lump five days after her first dose of the Moderna COVID-19 vaccine in the left arm. On the day of vaccination, the patient was asymptomatic. This is an example of how the vaccine can mimic cancer and swollen lymph nodes. Read more about this case study. Image used with permission of RSNA.
November 2, 2021 — Here is a list of the Top 10 most popular pieces of content on ITNonline.com from the month of October 2021. This is based on the website's 182,178 pageviews for the month.
1. COVID-19 Vaccine Can Cause False Positive Cancer Diagnosis
2. PHOTO GALLERY: How COVID-19 Appears on Medical Imaging
3. First Photon-counting CT System Cleared by the FDA
4. How Does COVID-19 Appear in the Lungs?
5. The Debate Over Gadolinium MRI Contrast Toxicity
6. Good Machine Learning Practice for Medical Device Development: Guiding Principles from the FDA
8. Fetal Pictures of Ultrasounds Gallery
9. Using Lung X-rays to Diagnose COVID-19
10. Radiation Oncology Research Featured at ASTRO 2021 Annual Meeting
October 23, 2025 
