Fig. 1From: The efficacy of adalimumab in psoriatic arthritis concomitant to overlapping primary biliary cholangitis and primary sclerosing cholangitis: a case reportRight hand: arthritis of the fourth distal interphalangeal joint with severe nail psoriasis (a). Radiograph of the right hand: erosions in the fourth metacarpophalangeal and distal interphalangeal joints (b)Back to article page