Polymyalgia Rheumatica Flashcards
define Polymyalgia Rheumatica
An inflammatory condition that causes pain and stiffness in the shoulders, pelvic girdle, and neck.
what disease is polymyalgia rheumatic associated with
There is a strong association to giant cell arteritis and the two conditions often occur together.
Both conditions respond well to treatment with steroids
what causes polymyalgia rheumatica
The cause of Polymyalgia Rheumatica is not understood and there are no relevant antibodies.
who does polymyalgia rheumatica affect
- older adults 50+
- white
- female
differential diagnosis for polymyalgia rheumatica
- fibromyalgia
- myositis
- SLE
- hyper/hypo thyroidism
- rheumatoid arthritis
-osteomalacia - oesteorthritis
when do symptoms of polymyalgia rheumatica start
Patients may have a relatively rapid onset of symptoms, from days to weeks, and the symptoms should be present for at least 2 weeks before a diagnosis of polymyalgia rheumatica is considered.
features of polymyalgia rheumatica
- Systemic symptoms (weight loss, fatigue, fever)
- muscle tenderness
- Carpel tunnel syndrome
- Peripheral oedema
- bilateral Pain in the shoulders, pelvic girdle, and neck
characteristics of the pain with polymyalgia rheumatica
- Worse in the morning
- Worse after rest or inactivity
- interferes with sleep
- Somewhat improves with activity
- takes at least 45 minutes to ease in the morning
what is diagnosis for polymyalgia rheumatica based of
mainly based on:
- the clinical presentation
- response to steroids
- excluding differentials
what do investigations for polymyalgia rheumatica find
- raised inflammatory markers
- normal creatinine
how do polymyalgia rheumatica patients respond to steroids
Patients with PMR have a dramatic improvement after the initiation of steroids – if they don’t improve, consider another diagnosis.
how to treat polymyalgia rheumatica
Corticosteroids
15mg prednisolone daily initially
Then begin reducing the dose by:
- 15mg until the symptoms are fully controlled
- 12.5mg for 3 weeks, then
- 10mg for 4-6 weeks, then
- Reducing by 1mg every 4-8 weeks
why should steroids for polymyalgia rheumatica not be stopped suddenly
due to the risk of tertiary adrenal insufficiency.