MSK US Physics Flashcards
lymph node
1
Q
What is a Lymph node
A
Normal features of lymph nodes on us are an oval shape with overal uniform thickness. Anechoic to hypoechoic structure with hyperechoic (fatty hilum) center (pic?)
2
Q
which of the following findings best distinguishes RA from OA on US A. Osteophyte formation surronding cortical margins, B. Joint space narrowing, C. Postivie color doppler with changes in the synovium, D. Positive colore doppler to adjacent tendons or E. none of the above.
A
C. Positive Color Dopper with changes in the synovium: RA is characterized by bony erosions, joint swelling/fluid with changes to the synovium, and positive color doppler representing an inflammatoy response.
