MSK Flashcards
Skin features associated with reactive arthritis
circinate balanitis (painless vesicles on the coronal margin of the prepuce) keratoderma blenorrhagica (waxy yellow/brown papules on palms and soles)
What are Osler’s nodes?
Osler nodes are normally described as tender, purple/red raised lesions with a pale centre. These lesions occur as a result of immune complex deposition. These occur most often in association with endocarditis. However, other causes include SLE, gonorrhoea, typhoid and haemolytic anaemia.
Note: Janeway lesions are painless
Where do Heberdens nodes occur?
Heberdens nodes may produce swelling of the distal interphalangeal joint with deviation of the finger tip.
Management of Ankylosing Spondylitis
1 - PO NSAIDs
2- TNFalspha blocker (infliximab and etanercept)
Anti-dsDNA
SLE
Anti-CCP
RA
Anti-centromere
CREST
Which movement typically worsens pain of lateral epicondylitis (elbow)?
worse on resisted wrist extension/suppination whilst elbow extended
Associations of Ank Spond
Apical fibrosis Anterior uveitis Aortic regurgitation Achilles tendonitis AV node block Amyloidosis
Management of reactive arthritis (Reiter’s Syndrome)
- NSAIDs
- Oral Glucocorticoids
symptomatic: analgesia, NSAIDS, intra-articular steroids
sulfasalazine and methotrexate are sometimes used for persistent disease
Management of Perthes
<6 - good prognosis requiring only observation
>6 - consider surgical intervention
Back pain. Red flags:
Red Flags for back pain include - Thoracic pain Age <20 or >55 years Non-mechanical pain Pain worse when supine Night pain Weight loss Pain associated with systemic illness Presence of neurological signs Past medical history of cancer or HIV Immunosuppression or steroid use IV drug use Structural deformity
Risk factors of developing Dupuytren’s contracture
manual labour phenytoin treatment alcoholic liver disease diabetes mellitus trauma to the hand
Ix for Iliapsoas abscess
CT
Most common organism to cause Psoas abscess
S aureus
