ten out-patients with pustulosis palmaris et plantaris were examined with direct immunofluorescence ( if ) technique for deposition of fibrinogen , fibrin or its degradation products ( fr-antigen ) in affected and unaffected skin , together with heparin-precipitable fraction ( hpf ) , cryoglobulin and total plasma fibrinogen in the blood .
C0015982
fibrin
C0032105
plasma