Psoriasis is typically diagnosed through a clinical examination by a dermatologist. In most cases, they can diagnose psoriasis just by examining your skin and discussing your symptoms. During the physical exam, they will look for:
• Discolored, flaky, dry patches of skin (plaques)
• Size, location, and shape of affected Show Full Answer
Psoriasis is typically diagnosed through a clinical examination by a dermatologist. In most cases, they can diagnose psoriasis just by examining your skin and discussing your symptoms. During the physical exam, they will look for:
• Discolored, flaky, dry patches of skin (plaques)
• Size, location, and shape of affected areas
• Nail changes like pitting or ridges
• Any joint symptoms that might indicate psoriatic arthritis In some cases, additional tests may be needed:
• Skin biopsy - A small sample of skin may be taken to examine under a microscope if the diagnosis isn't clear
• Blood tests - To check for inflammation markers and rule out other conditions
• Imaging tests - Like X-rays, ultrasound, or MRI if joint involvement is suspected
A dermatologist is the best qualified medical professional to provide an accurate diagnosis and appropriate treatment plan for your specific condition.
August 20, 2025