Thumb Tenosynovitis on POCUS Erythema base of thumb. Severe pain with extension. Nice abscess base of thumb ?contiguous with EPL (extensor pollicus longus). Fluid around EPL consistent with tenosynovitis. Robert Strony @ https://twitter.com/Stronysono #Tenosynovitis #Thumb #POCUS #Abscess #Ultrasound #Clinical #Abscess #EPL