Psoriasis is a common, chronicautoimmune disorderthat prompts skin cells to multiply more rapidly than usual.
They also often occur on the knees, elbows, and scalp.
What Triggers Back Psoriasis Flares?

HengDao / Getty Images
Psoriasis symptoms often appear during temporary flare-ups, which can last anywhere from weeks to months.
Then, they may go dormant for quite a while until something triggers them again.
For example, getting asunburnon your back could prompt a flare-up in the same area.
How to Manage Psoriasis on Your Back
Psoriasis isnt currently curable.
However, it can be effectivelytreatedand managed.
This can help your healthcare provider recommend the best treatment options for you.
Left untreated, it can increase your risk of pneumonia and heart failure.
Symptoms of erythrodermic psoriasis often appear all over the body, including the back.
If you are having trouble managing your psoriasis symptoms with self-care measures alone, reach out to a dermatologist.
They can recommend a plan of care to provide relief and prevent flare-ups in the future.
Centers for Disease Control and Prevention.Psoriasis.
National Psoriasis Foundation.Plaque psoriasis.
National Institute of Arthritis and Musculoskeletal and Skin Diseases.Psoriasis.
American Academy of Dermatology Association.Are triggers causing your psoriasis flare-ups?
National Institute of Arthritis and Musculoskeletal and Skin Diseases.Psoriasis: diagnosis, treatment, and steps to take.
National Psoriasis Foundation.Your care team.
American Academy of Dermatology Association.Psoriasis: diagnosis and treatment.
National Psoriasis Foundation.Erythrodermic psoriasis.