medicine.medical_specialty medicine.diagnostic_test business.industry Arthritis, Psoriatic Immunoglobulins Technetium General Medicine Technetium Tc 99m Medronate Scintigraphy Bone and Bones Human immunoglobulin Fingers Bone scintigraphy Thumb Clinical investigation Orthopedic surgery medicine Humans Radiology, Nuclear Medicine and imaging Radiology Psoriatic arthropathy business Radionuclide Imaging