Acute hot joint Flashcards
What is Reiter’s triad
reactive arthritis- arthritis, conjunctivitis, urethritis
List two viruses associated with reactive arthritis
paro
rubella
EBV
mumps
List two bacteria associated with reactive arthritis
salmonella shigella campylobacter
Name two conditions associated with pseudogout?
thyroid disease
parathyroid
renal impairment
haemochromatosis
osteoarthritis
What will joint aspiration show of pseudogout?
Weakly positive, bi-refringent,
rhomboid shaped crystal
The accumulation of what is pseudogout?
Calcium pyrophosphate dihydrate crystal
What is the treatment of psuedogout?
NSAIDS/colchicine/analgesia
joint aspiration and injection- steroid and local anaesthetic
What is gout
monosodium urate crystals deposited into joints and soft tissues
Three risk factors/predisposing factors for gout?
Body size
Alcohol
Purine rich diet
Diuretics
Increased turnover (psoriasis/chemo)
Renal diseases
male
Joint aspiration for gout shows what?
Negatively, bi-refringent, needle
shaped crystals
Treatment for gout?
NSAIDs
Steroids
Prophylaxis for gout?
allopurinol= urate lowering
What is the association with haemophilia A and an acute hot joint?
bleeding into joint
Two contrindications for needle aspiration?
- tumour- seeding and bleeding
- prosthetic joint
- overlying cellulitis
What is gout?
monosodium urate
