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KEY FACTS
Terminology
Imaging
Diagnostic Checklist
TERMINOLOGY
Abbreviations
- Psoriatic arthritis (PSA)
Synonyms
- Psoriatic spondyloarthropathy
- Not true synonym; spine and sacroiliac disease found in subset of patients with PSA
- Psoriatic spondyloarthropathy
Definitions
- Inflammatory arthritis, usually developing after or coincident with skin changes of psoriasis
- Arthritis precedes skin change up to 2 years in 15%
- Inflammatory arthritis, usually developing after or coincident with skin changes of psoriasis
IMAGING
General Features
Imaging Recommendations
Radiographic Findings
CT Findings
MR Findings
Ultrasonographic Findings
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
- Lew PP et al: Imaging of disorders affecting the bone and skin. Radiographics. 34(1):197-216, 2014
- Braum LS et al: Characterisation of hand small joints arthropathy using high-resolution MRI--limited discrimination between osteoarthritis and psoriatic arthritis. Eur Radiol. 23(6):1686-93, 2013
- Narváez J et al: Can magnetic resonance imaging of the hand and wrist differentiate between rheumatoid arthritis and psoriatic arthritis in the early stages of the disease? Semin Arthritis Rheum. 42(3):234-45, 2012
- Schwenzer NF et al: The role of dynamic contrast-enhanced MRI in the differential diagnosis of psoriatic and rheumatoid arthritis. AJR Am J Roentgenol. 194(3):715-20, 2010
- Spira D et al: MRI findings in psoriatic arthritis of the hands. AJR Am J Roentgenol. 195(5):1187-93, 2010
- Filer CE et al: Investigation of association of genes NAT9, SLC9A3R1 and RAPTOR on chromosome 17q25 with psoriatic arthritis. Ann Rheum Dis. 68(2):292-3, 2009
- Ly J et al: Axial bone proliferation causing cervical myelopathy in the mutilans form of psoriatic arthritis despite peripheral bone erosion. Ann Rheum Dis. 68(3):443-4, 2009
- Marzo-Ortega H et al: Magnetic resonance imaging in the assessment of metacarpophalangeal joint disease in early psoriatic and rheumatoid arthritis. Scand J Rheumatol. 38(2):79-83, 2009
- Wilson FC et al: Incidence and clinical predictors of psoriatic arthritis in patients with psoriasis: a population-based study. Arthritis Rheum. 61(2):233-9, 2009
- Coates LC et al: Clues to the pathogenesis of psoriasis and psoriatic arthritis from imaging: a literature review. J Rheumatol. 35(7):1438-42, 2008
- Erdem CZ et al: MR imaging features of foot involvement in patients with psoriasis. Eur J Radiol. 67(3):521-5, 2008
- Healy PJ et al: MRI changes in psoriatic dactylitis--extent of pathology, relationship to tenderness and correlation with clinical indices. Rheumatology (Oxford). 47(1):92-5, 2008
- Lee EY et al: MRI findings of juvenile psoriatic arthritis. Skeletal Radiol. 37(11):987-96, 2008
- McQueen FM et al: MRI in psoriatic arthritis: insights into pathogenesis and treatment response. Curr Rheumatol Rep. 10(4):303-10, 2008
- Tehranzadeh J et al: Detailed analysis of contrast-enhanced MRI of hands and wrists in patients with psoriatic arthritis. Skeletal Radiol. 37(5):433-42, 2008
- Weiner SM et al: Ultrasonography in the assessment of peripheral joint involvement in psoriatic arthritis : a comparison with radiography, MRI and scintigraphy. Clin Rheumatol. 27(8):983-9, 2008
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Diagnostic Checklist
TERMINOLOGY
Abbreviations
- Psoriatic arthritis (PSA)
Synonyms
- Psoriatic spondyloarthropathy
- Not true synonym; spine and sacroiliac disease found in subset of patients with PSA
- Psoriatic spondyloarthropathy
Definitions
- Inflammatory arthritis, usually developing after or coincident with skin changes of psoriasis
- Arthritis precedes skin change up to 2 years in 15%
- Inflammatory arthritis, usually developing after or coincident with skin changes of psoriasis
IMAGING
General Features
Imaging Recommendations
Radiographic Findings
CT Findings
MR Findings
Ultrasonographic Findings
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
- Lew PP et al: Imaging of disorders affecting the bone and skin. Radiographics. 34(1):197-216, 2014
- Braum LS et al: Characterisation of hand small joints arthropathy using high-resolution MRI--limited discrimination between osteoarthritis and psoriatic arthritis. Eur Radiol. 23(6):1686-93, 2013
- Narváez J et al: Can magnetic resonance imaging of the hand and wrist differentiate between rheumatoid arthritis and psoriatic arthritis in the early stages of the disease? Semin Arthritis Rheum. 42(3):234-45, 2012
- Schwenzer NF et al: The role of dynamic contrast-enhanced MRI in the differential diagnosis of psoriatic and rheumatoid arthritis. AJR Am J Roentgenol. 194(3):715-20, 2010
- Spira D et al: MRI findings in psoriatic arthritis of the hands. AJR Am J Roentgenol. 195(5):1187-93, 2010
- Filer CE et al: Investigation of association of genes NAT9, SLC9A3R1 and RAPTOR on chromosome 17q25 with psoriatic arthritis. Ann Rheum Dis. 68(2):292-3, 2009
- Ly J et al: Axial bone proliferation causing cervical myelopathy in the mutilans form of psoriatic arthritis despite peripheral bone erosion. Ann Rheum Dis. 68(3):443-4, 2009
- Marzo-Ortega H et al: Magnetic resonance imaging in the assessment of metacarpophalangeal joint disease in early psoriatic and rheumatoid arthritis. Scand J Rheumatol. 38(2):79-83, 2009
- Wilson FC et al: Incidence and clinical predictors of psoriatic arthritis in patients with psoriasis: a population-based study. Arthritis Rheum. 61(2):233-9, 2009
- Coates LC et al: Clues to the pathogenesis of psoriasis and psoriatic arthritis from imaging: a literature review. J Rheumatol. 35(7):1438-42, 2008
- Erdem CZ et al: MR imaging features of foot involvement in patients with psoriasis. Eur J Radiol. 67(3):521-5, 2008
- Healy PJ et al: MRI changes in psoriatic dactylitis--extent of pathology, relationship to tenderness and correlation with clinical indices. Rheumatology (Oxford). 47(1):92-5, 2008
- Lee EY et al: MRI findings of juvenile psoriatic arthritis. Skeletal Radiol. 37(11):987-96, 2008
- McQueen FM et al: MRI in psoriatic arthritis: insights into pathogenesis and treatment response. Curr Rheumatol Rep. 10(4):303-10, 2008
- Tehranzadeh J et al: Detailed analysis of contrast-enhanced MRI of hands and wrists in patients with psoriatic arthritis. Skeletal Radiol. 37(5):433-42, 2008
- Weiner SM et al: Ultrasonography in the assessment of peripheral joint involvement in psoriatic arthritis : a comparison with radiography, MRI and scintigraphy. Clin Rheumatol. 27(8):983-9, 2008
