Psoriatic arthritis Flashcards
1
Q
Acute or chronic?
Mechanical or inflammatory?
Seropositive or seronegative?
Mono, oligo, or polyarthritis?
A
Chronic
Inflammatory
Seronegative
Oligoarthritis
2
Q
Gene implicated in psoriatric arthritis
A
HLA B27
3
Q
Two most commonly affected joints
A
DIP and sacroiliac
4
Q
4 signs associated with psoriatic arthritis
A
- Sausage digits (dactylitis)
- Nail changes
- Tendinitis/plantar fascitis
- Scaly skin lesions
5
Q
Nail changes in psoriasis
A
PHORD
- Pitting
- Hyperkeratosis
- Onycholysis
- Ridging
- Discolouration
6
Q
Sign of arthritis mutilans on X-ray
A
Pencil in cup
7
Q
Management of psoriatic arthritis
A
Physiotherapy NSAIDs Corticosteroid injections DMARDs (methotrexate) Biological response modifiers (infliximab)