MSK Flashcards

1
Q

Ottawa ankle rules:

A

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

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2
Q

SEs of leflunomide

A

HTN
Hepatitis
GI disturbance

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3
Q

Hypospermia SE of which drug?

A

Sulfasalazine

also ILD

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4
Q

Felty’s Syndrome features + Rx

A

Triad: Splenomegaly + RA + NPenia

Other features:
LNopathy
skin ulcers

Rx:
Control RA
Consider splenectomy for neutropenia

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5
Q

Ddx for DIPJ involvement

A

OA

Psoriatic arthritis

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6
Q

Patterns of psoriatic arthritis

A

Symmetrical polyarthritis
Asymmetrical oligoarthritis
Spondylitis +/- sacro-ilitis
Arthritis mutilans: rare, involves significant deformation of fingers and toes

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7
Q

Blue sclera
Short and tall height
- associated with which vasculitis?

A

Ehler’s danlos

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8
Q

Almost essential criteria for Any Spond

A

Radiological evidence of sacro-iliitis

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9
Q

Minocycline SE

A

drug-induced lupus

ie. no longer used in acne Rx

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10
Q

Morning stiffness a feature of RA or OA

A

RA

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11
Q

Mild SLE uncontrolled by NSAIDs, ?Rx

A

Hydroxychloroquine

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12
Q

Monitoring for hydroxychloroquine

A

Annual eye assessment as can cause irreversible retinopathy

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13
Q

Most useful initial Ix if suspecting And Spond

A

Plain film XR

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14
Q

Score assessing joint flexibility

A

Beighton score, out of 9

Higher=more flexible

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15
Q

Caplan’s syndrome

A

Pulmonary fibrosis usually in coal miners/exposure to asbestos/silica, who have RA

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16
Q

AB associated with microscopic polyangiitis

A

P-Anca

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17
Q

Hot swollen wrist

Xray shows chondrocalcinosis

A

Pseudogout

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18
Q

Galeazzi sign

A

Assessing for DDH

Discrepancy in knee length when flex hip and knee to 90deg

Useful test after newborn period ie. >3mo

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19
Q

Common sites for osteosarcoma

A

Metaphyses of long bones

eg. around knee or proximal femur

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20
Q

Bone XR:
Osteolysis
Periosteal relaying
“onion skinning appearance”

A

Ewings sarcoma

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21
Q

Xray features of RA

A
LESS
Loss of joint space
Erosions (marginal)
Soft tissue swelling
Soft bones (osteopenia/porosis)
22
Q

Mcmurrays test tests for?

A

MENISCAL tear

23
Q

Initial treatment of compartment syndrome

A

Remove cast

24
Q

Smith’s fracture

A

Fall onto BACK of hand

ie. distal radial fragment tilted ANTERIORLY

25
Q

Scheurmanns disease Px

A

Most common cause of kyphosis in adolescents

13-16yo with poor posture and back pain

26
Q

48 hour post pelvic fracture -> tachypnea++, petechial rash -> respiratory failure

What is this complication?
How do you reduce risk of it?

A

Fat embolism syndrome
~occludes blood vessels

Risk reduced if fracture immobilised early

27
Q

Post fracture: Pink, sweaty, stiff and tender hand. Intact pulses

Dx and Rx?

A

Reflex sympathetic dystrophy

Rx: NSAIDs + physic

28
Q

Carpal tunnel S initial Rx

A

Physio

29
Q

Post-THR advice

A

o Avoid >90deg flexion
o Avoid low chair
o Don’t sit cross-legged
o Sleep on your back for 6/52

30
Q

Positive femoral nerve stretch test ?cause

A

Referred lumbar spine pain ~femoral nerve compression

31
Q

Osteoporisis therapy

A

o 1st: alendronate (other: risedronate, etidronate)
o 2nd: strontium ranelate or raloxifene
o 3rd: denosumab 6 monthly injections

32
Q

Boxer’s # definition + Rx

A

= # of 5th MC

Rx:
Place in volar splint
Discuss with hand/plastic surgery as may need surgical fixation

33
Q

Trochanteric bursitis ftrs

A

o Isolated lateral hip pain (can radiate) + GT tenderness
o Eg. not able to lie on side
o Commonly seen after increase in activity
o ~50-70yo women

34
Q

Radiographic finding of chondrocalcinosis ?cause

A

A feature of pseudogout that can differentiate it from gout

35
Q

Osteonecrosis of femoral head presentation and RFs

A

GRADUAL ONSET

RFs:
	Long term steroid use
	Hypercoagulable state
	AI
	Alcohol
36
Q

Ank spond Rx:

A

o NSAIDs + regular exercise + PT
o DMARDs for RA reserved if there is peripheral J involvement
o Ongoing research re: timing of introduction of anti-TNF

37
Q

Knee locking + giving way + Thessaly’s test + worse on straightening

A

~meniscal tear

38
Q

Knee jerk reflex

A

~L3-4

39
Q

Ankle reflex

A

S1-2

40
Q

L5 lesion + reflexes?

A

intact

41
Q

Relationship between BMI and osteoporosis

A

Low BMI a RF - not obesity

42
Q

Features of facet joint pain

A

tender facets
worse on extension of back
worse in morning
worse on standing

43
Q

Triceps reflex

A

C6-7 predominantly C7

44
Q

Allopurinol prescribing for gout

A

After 1st attack, when settled

• initially 100mg with NSAID/Colch cover

45
Q

+ve sciatic nerve stretch test

A

~L5-S1 compression
o L5: weak dorsiflexion and dorsal sensation
o S1: weak plantar flexion and posterolateral sensation + reduced ankle reflex

46
Q

Recurrent gout + PUD ?Dx

A

~features of polycythaemia

47
Q

Trigger finger features, RFs, Rx

A

~pain on flexion + gets stuck + nodule at base of finger

RFs: DM, RA, women

Rx: steroid injection +/. Finger splint +/- ?surgery if non responder

48
Q

Chondromalacia patellae/Patellofemoral painsyndrome

Definition
Risk group
Px
Rx

A

~softening of cartilage due to use
o ~teenage girls
o Px: pain without effusion, whenclimbing stairs or rising from sitting
o Rx: physio

49
Q

• De Quervians tenosynovitis
Definition
Features
Rx

A

= Inflamed tendon sheath of APL + EPB

o Pain on radial side of wrist
o Tender radial styloid
o Abduction of thumb against resistance = pain

Rx: analgesia, steroid, splint, ?surgery

NB. Finkelsteins test: flex thumb, put wrist in flexion and ulnar deviation = pain

50
Q

First line treatment of Paget’s

A

alendronate