Filariasis ultrasound

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]Mohammed Abdelwahed M.D[2]

Overview

Ultrasound can be used in cases of filariasis to detect the presence of the adult worms in the lymphatics. Dilated lymphatic channels and living worm moving showing what is called filarial dance sign are noticed in the ultrasound.

Ultrasound

• Ultrasound can be used to detect the presence of adult worms in lymphatic vessels. Some studies used US to follow up effectiveness of treatment. In some cases, worms can be visualized in the breast lymphatics.
• By the ultrasound, the following findings can be observed:
  • Dilated lymphatic channels
  • Living worms tend to be in motion which called "filarial dance" sign.