Table 1

Musculoskeletal imaging in patients with psoriasis patients shows a high prevalence of subclinical enthesopathy and related osteitis

ReferenceModalityNo of patients with psoriasisControl groupFindings
Emad et al70MRI620 Healthy controlsPsoriasis —83.3% showed enthesitis at patellar tendon insertionControls—no entheseal changes, bone erosions or bone marrow oedema
Erdem et al85MRI2610 Healthy controls92% Patients with psoriasis had abnormal MRI of the foot. No abnormalities in control group
Gisondi et al69USS and x-ray3030 Controls: other dermatology diagnosesMean GUESS score significantly higher in patients with psoriasis than controls (<0.0001)
Namey and Rosenthall86Bone scintigraphy 99mTcDP1212 Controls: other hospitalised dermatology patientsPsoriasis—86% of 168 joints scanned were abnormalControls—12% of 168 joints scanned were abnormal
Offidani et al87MRI and x-ray2512 Healthy controlsMRI abnormal in 68% patients with psoriasis and x-ray in 32%. Subchondral changes in 36% patients on MRIControls—one joint cyst only
Ozçakar et al88USS3020 Healthy controlsUSS demonstrated enthesopathy in 53% of the patients with psoriasis but in no controls
Raza et al89Bone scintigraphy5025 Controls: referred for bone scan for unrelated problem35/50 Patients (70%) with no clinical evidence for arthritis had a positive bone scan16% Controls had a positive bone scan
  • GUESS, Glasgow Ultrasound Enthesitis Scoring System; USS, ultrasound scan.