Ultrasound lesions of dactylitis associ w/short-term development of PsA. Study of 64 PsO +arthralgia pts. IUS PD synovitis & B mode enthesitis predicted PsA Dx (p < .001) w/ an accuracy of 89.1 %, a sensitivity of 86.7 % and a specificity of 89.8 %. https://t.co/Ij6oYP1TuK https://t.co/55sO4uFXNI