Ulnar Styloid Tenosynovitis Effusion Milking in Rheumatoid Arthritis How to demonstrate tenosynovitis- milk it to increase pressure and show a fluid wave. Rheumatoid arthritis often has extensor carpi ulnaris involvement and is often associated with an ulnar styloid erosion Dr. Janet Pope @Janetbirdope #Milking #Ulnar #Styloid #Tenosynovitis #Rheumatoid #Arthritis #clinical #video #physicalexam