MSK Flashcards
Ottawa ankle rules:
o Point tenderness posterior to lat/med malleolus
o Inability to weight bear at least 4 steps at time of injury and at time of consultation
SEs of leflunomide
HTN
Hepatitis
GI disturbance
Hypospermia SE of which drug?
Sulfasalazine
also ILD
Felty’s Syndrome features + Rx
Triad: Splenomegaly + RA + NPenia
Other features:
LNopathy
skin ulcers
Rx:
Control RA
Consider splenectomy for neutropenia
Ddx for DIPJ involvement
OA
Psoriatic arthritis
Patterns of psoriatic arthritis
Symmetrical polyarthritis
Asymmetrical oligoarthritis
Spondylitis +/- sacro-ilitis
Arthritis mutilans: rare, involves significant deformation of fingers and toes
Blue sclera
Short and tall height
- associated with which vasculitis?
Ehler’s danlos
Almost essential criteria for Any Spond
Radiological evidence of sacro-iliitis
Minocycline SE
drug-induced lupus
ie. no longer used in acne Rx
Morning stiffness a feature of RA or OA
RA
Mild SLE uncontrolled by NSAIDs, ?Rx
Hydroxychloroquine
Monitoring for hydroxychloroquine
Annual eye assessment as can cause irreversible retinopathy
Most useful initial Ix if suspecting And Spond
Plain film XR
Score assessing joint flexibility
Beighton score, out of 9
Higher=more flexible
Caplan’s syndrome
Pulmonary fibrosis usually in coal miners/exposure to asbestos/silica, who have RA
AB associated with microscopic polyangiitis
P-Anca
Hot swollen wrist
Xray shows chondrocalcinosis
Pseudogout
Galeazzi sign
Assessing for DDH
Discrepancy in knee length when flex hip and knee to 90deg
Useful test after newborn period ie. >3mo
Common sites for osteosarcoma
Metaphyses of long bones
eg. around knee or proximal femur
Bone XR:
Osteolysis
Periosteal relaying
“onion skinning appearance”
Ewings sarcoma