Psoriatic arthritis

What is Psoriatic arthritis?

Psoriatic arthritis is a chronic inflammatory arthritis associated with psoriasis. Approximately one in three patients with psoriasis develop psoriatic arthritis.
Symptoms

Joint pain and swelling along with stiffness in your joints in morning
Sausage-like swelling of your fingers or toes
Pain and stiffness in your lower back in the morning
Nail pitting (tiny dents in your nails)
Psoriasis (flaky reddish or silver appearing plaque on your skin)
Redness and pain in your eyes due inflammatory eye disease

Risk factors

Psoriasis
Family history

Diagnosing psoriatic arthritis

Detailed medical history and physical examination
Laboratory testing
Imaging (X-ray or MRI)

Treating psoriatic arthritis

Nonsteroidal anti-inflammatory drugs (NSAIDs)
Traditional disease-modifying anti-rheumatic drugs (DMARDs), such as methotrexate, leflunomide and apremilast
Biologic DMARDs, such as TNF inhibitors, interleukin 17 inhibitors and interleukin 23 inhibitors
Small molecule advanced DMARDs, such as tofacitinib