PSA – Prostate Specific Antigen

Normal level ~4 It is raised in 80% of patients at age 80. So, in many patients it is raised in normal circumstances Levels increase with age In prostate cancer, levels can rise to...

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Psoriasis

Introduction Psoriasis is a a common chronic inflammatory skin condition, characterised by raised, red, itchy scaly plaques on the skin. With treatment, it often follows a relapsing and remitting course, although in more severe...

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Psoriatic Arthritis

Introduction Psoriasis is an autoimmune condition which affects the skin and joints. It is sometimes referred to as one of the spondyloarthritides (inflammatory arthritis that is seronegative for rheumatoid factor (and/or does not fit...

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