Use of Serum M2BP and MSUS to Predict Arthritis in Psoriatic Patients

"Serum levels of Mac 2 binding protein will be measured for all the study subjects using Enzyme-Linked Immuno sorbent Assay (ELISA).~2 ml of venous blood will be collected from patients and controls under complete aseptic conditions in a plain tube. Sample will be allowed to clot for 15-30 min at room temperature and then centrifuged at 2500 rpm for 10-15 min. Serum will be separated and stored at -20 C or lower till time of assessment."

MSUS examination will be performed for patients of all groups and control group.Gray scale (GSUS) and power Doppler (PDUS) at joints levels and entheses will be performed with the same transducer of My Lab Seven Crystalline esaote machine.