Passmed Flashcards
When should urate lowering therapy (allopurinol) be offered in an individual suffering from gout attacks?
Immediately after a gout attack has subsided
What diseases are most likely to cause a reactive arthritis?
Stis and gastroenteritis
What is the most likely side effect of a patient being treated with interferon alpha?
Flu like symptoms as they are cytokines so cause theae side effects
What are the stages of management of ankylosing spondylitis?
First line is exercise and NSAIDS with physio
Next is anti-tnf therapy
What is the typical age and sex for ankylosing spondylitis?
20-30 year old males
What investigations are useful for ankylosing spondylitis?
Esr and crp are typically raised
Xray of sacroiliac joints show fusing
What lung pattern is shown on spirometry of ankylosing spondylitis and why?
Restrictive due to pulmonary fibrosis, kyphosis and ankylosing of costovertebral joints
What should be done for patients starting long term steroids?
They should start oral alendronate (bisphosphonate)
Should make sure they have sufficient vitamin D and calcium
What is pagets disease and how do you treat it?
This is a disease of the bone associated with increased numbers of osteoclasts and osteoblasts causing bone remodelling and weakness.
It causes a boring bone pain and is treated with bisphosphonates such as alendronic acid and analgesia.
What is the criteria for diagnosing RA called and what are the elements?
It is the ACR criteria (american college rheumatologists)
Joint involvement - more joints higher score
Serology - looks at RF and Anti-CCP
Acute phase reactants - looks at ESR and CRP
Duration of symptoms - more or less than 6 weeks
What are the x ray features of osteoarthritis?
L-loss of joint space
O-Osteophytes
S-Subchondral sclerosis
S-Subchondral cysts
What is dermatomyocytis and if seen then what does this possibly indicate?
It is a proximal weakness myositis combinded with a macular rash.
This can be a paraneoplastic phenomena so need to consider malignacy
What is a common side effect of bisphosphonates?
Heartburn due to oesophageal problems
What antibiotics should be avoided in patients taking methotrexate due to risk of bone marrow supression?
Trimethoprim
What diesase does multiple fractures in a child and a blue sclera indicate?
Osteogenesis imperfecta - this is a collagen disorder