rheumatology Flashcards
In what condition may you got Gotrrons papules
Dermatomysostis- they are roughedned red paupules over the knuckels mainly seen in dermatomysositis
What is first line treatment for AS
NSAIDs + physio
X-ray apperance of AS
sacroiliatis- subchondroal erosions, sclerosis
Squaring of lumbar vertebrae
bamboo spine
Syndespmophytes: due to ossification of outer fibres of annulus firbosus
When would DMARDs be used in AS
Only if there is peripheral joint involvement - sulfasalzine
When can use biologicals in AS
If in spite of having taken 2 NSAIDs for 4 wks each and pts has active disease can go onto biolgicals such as ANTi-TNF and IL-17 blockers (secukinimub)
What happens if someone is on azathoprine and allopurinal
Can have a severe interaction causing bone marrow suppresion
What is a positive schirmer’s test and what condition is it positive in
filter paper near conjunctival sac to measure tear formation. If not enough tears is posiive and can indicate Sjorgens.
What test would you expect to be positive with these clinical features with a 3 month history of dry eyes, dry mouth, arthralgia and fatigue. On examination there is evidence of conjunctival injection, decreased salivary pool, dry mucous membranes and oral ulceration.
Anti Ro and and Anti LA antibodies
- Sjrogens sydrome
What is the mg of Sjrogens
largely symptoamtic- artifical saliva and tears
pilocarpine may stimulate saliva production.
immunospupressive if major organ involvement.
Suggest a drug which can be used first line in pregnant patinet with RA
hydroxychloroquine
What underlying condition is associated with dermatomyositis
internal malignancy- can be a paraneoplastic disease with ovarina, breat and lung tumours being the most common underlying cancer.
The possibilyt of underlying malignancy should be considered, especially in older patients.
What is the most useful rule out test for SLE
ANA as it is very sensitive (99%), is not that specific. The presnece of anti-dsDNA antibodies, low complement levels r anti Sm antibodes are highly precicive of a diagnosis of SLE when there are clinical features, however none of these are as a good rule out test as ararnt as sensitive.
What is first line treatment for acute flare of gout
NSAIDs or colchicine
What should be avoided in elderly patient taking warfain
NSAIDs due to risk of a life thretening GI haemorrhage.
What is the mangement of glucocoicoid induced osetoporosis- sometimes offered prohphlaxis
Alendronate (bisphsophanate). patient should also be on calcium and Vi D replete