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Browse by letter for your condition


  • Paget's disease of bone

    Paget’s disease affects the way your bone develops and renews itself, causing it to become weaker than normal. It can be symptomless. We explain a bit more about what causes it and how it’s diagnosed and treated.

  • Palindromic rheumatism

    Palindromic rheumatism is a type of inflammatory arthritis. It causes attacks of joint pain and inflammation which come and go. We explain what the symptoms are, who gets it and how it's treated.

  • Patellofemoral pain syndrome (knee pain in young adults)

    Patellofemoral pain syndrome affects young adults and causes pain and a scratching, grinding sensation in the knee. We explain a bit more about what causes it and how it’s diagnosed and treated.

  • Plantar fasciitis

    Plantar fasciitis is a condition that affects the heel of your foot. In this section we explain a bit more about the condition and we also suggest where you can get more information about foot pain.

  • Polyarthritis

    Polyarthritis is a type of juvenile idiopathic arthritis (JIA) which affects multiple joints. We give you more information about its symptoms and suggest where you can find out more on JIA.

  • Polyarteritis nodosa (PAN)

    Polyarteritis nodosa (PAN) is a serious but rare form of vasculitis, which causes inflammation to medium-sized arteries, particularly those supplying blood to the gut and kidneys.

  • Polymyalgia rheumatica (PMR)

    Polymyalgia rheumatica (PMR) is a condition that causes severe stiffness and pain, mainly in your shoulders and hips. We explain the causes, diagnosis and treatments.

  • Polymyositis and dermatomyositis

    Myositis means inflammation of the muscles. In polymyositis, many muscles are affected. Dermatomyositis has similar symptoms to polymyositis but occurs with a skin rash. We explain the causes, diagnosis and treatments.

  • Psoriatic arthritis

    Psoriatic arthritis causes painful joint inflammation and is often linked with the skin condition psoriasis. We explain the causes, diagnosis and treatments.

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