Rheumatology Flashcards
Adhesive capsulitis (frozen shoulder) isassociated with
DM
up to 20% of diabetics may have an episode of frozen shoulder
In Adhesive capsulitis (frozen shoulder)
Which is effected more
1- Abduction or external or internal rotation ?
2- active or passive movement?
- external rotation is affected more than internal rotation or abduction
- both active and passive movementis affected
Treatment of Adhesive capsulitis (frozen shoulder)
- NSAIDs
- physiotherapy
- oral corticosteroids and
- intra-articular corticosteroids
Ankylosing spondylitis is associated with a HLA-…..?
HLA-B27
Features of Ankylosing spondylitis ( 7A,C)
- Apical fibrosis
- Anterior uveitis
- Aortic regurgitation
- Achilles tendonitis
- AV node block
- Amyloidosis
- Arthritis peripheral
- cauda equina syndrome
Treatment of Ankylosing spondylitis
encourage regular exercise such as swimming
physiotherapy
NSAIDs are the first-line treatment
the disease-modifying drugs which are used to treat rheumatoid arthritis are only really useful if there is peripheral joint involvement
Antiphospholipid syndrome is associated with
SLE
other autoimmune disorders
lymphoproliferative disorders
phenothiazines (rare)
Investigations of Antiphospholipid syndrome
- anticardiolipin antibodies
- anti-beta2 glycoprotein I (anti-beta2GPI) antibodies
- lupus anticoagulant
- thrombocytopenia
- prolonged APTT
Management of antiphospholipid syndrome
lifelong warfarin with a target INR of 2-3
If recurrent VTE events: if occurred whilst taking warfarin then consider adding low-dose aspirin, increase target INR to 3-4
Causes of Avascular necrosis of the hip
long-term steroid use
chemotherapy
alcohol excess
trauma
What is the the investigation of choice in Avascular necrosis?
MRI
The classic triad of Behcet’s syndrome
- genital ulcers
- oral ulcers
- anterior uveitis
*Goa
Behcet’s syndrome is associated withHLA….?
HLA B51
Investigations of dermatomyositis
- elevated CK
- ANA
- anti-Mi-2 antibodies
- antibodies to signal recognition particle (SRP)
- antibodies against histidine-tRNA ligase (also called Jo-1)
Treatment of dermatomyositis
prednisolone
Drug-induced lupus
Most common causes
procainamide
hydralazine
Less common causes
isoniazid
minocycline
phenytoin
Familial Mediterranean Fever (FMF) is an autosomal ….. disorder
autosomal recessive
Investigations of Polymyositis
- elevated CK
- LDH
- anti-synthetase antibodies
anti-Jo-1 antibodies are seen in pattern of disease associated with lung involvement, Raynaud’s and fever
Management of Polymyositis
high-dose corticosteroids tapered as symptoms improve
azathioprine may be used as a steroid-sparing agent
Which condition is associated with HLA B8, DR2, DR3
SLE
SLE is atype ……?……. hypersensitivity reaction
SLE atype 3 hypersensitivity reaction
neonatal complications due to SLE include
congenital heart block
SLE management
Basics
NSAIDs
sun-block
Hydroxychloroquine
the treatment of choice for SLE
If internal organ involvement e.g. renal, neuro, eye then consider prednisolone, cyclophosphamide
Systemic lupus erythematosus: investigations
ANA
ANTI dsDNA
ANTI Smith
ANTI U1 RNP
ANTI RO (SS-A)
ANTI LA ( SS-B )
Discoid lupus erythematosus is characterised by
follicular keratin plugs
Management of Discoid lupus erythematosus
topical steroid cream
oral antimalarials may be used second-line e.g. hydroxychloroquine
avoid sun exposure
anti-Ro is specific for
Sjogren’s syndrome,
SLE,
congenital heart block
anti-La:specific for
Sjogren’s syndrome
anti-Jo 1: specific for
polymyositis
anti-scl-70 specific for
diffuse cutaneous systemic sclerosis
anti-centromere is specific for
limited cutaneous systemic sclerosis
Carpal tunnel syndrome is caused by compression of ……
compression of median nerve in the carpal tunnel.
Causes of carpal tunnel syndrome
idiopathic
pregnancy
oedema e.g. heart failure
lunate fracture
rheumatoid arthritis
Treatment of carpal tunnel syndrome
- 6-week trial of conservative treatments if the symptoms are mild-moderate
- corticosteroid injection
- wrist splints at night: particularly useful if transient factors present e.g.pregnancy
- if there are severe symptoms or symptoms persist with conservative management:
- surgical decompression (flexor retinaculum division)
Cubital tunnel syndrome occurs due to compression of
the ulnar nerve as it passes through the cubital tunnel.
In Cubital tunnel syndrome
In which fingers Tingling and numbness occur ?
In the 4th and 5th finger
Treatment of Cubital tunnel syndrome
Avoid aggravating activity
Physiotherapy
Steroid injections
Surgery in resistant cases
Treatment of De Quervain’s tenosynovitis
analgesia
steroid injection
immobilisation with a thumb splint (spica) may be effective
surgical treatment is sometimes required
Ehler-Danlos syndrome is an autosomal …1…..connective tissue disorder that mostly affects type …..2… collagen
- autosomal dominant
- affects type III collagen
- elastic, fragile skin
- joint hypermobility: recurrent joint dislocation
- easy bruising
- aortic regurgitation, mitral valve prolapse and aortic dissection
- subarachnoid haemorrhage
- angioid retinal streaks
Features of which condition
Ehler-Danlos syndrome
Management of fibromyalgia
aerobic exercise: has the strongest evidence base
cognitive behavioural therapy
medication: pregabalin, duloxetine, amitriptyline
In which level of Uric acid is supporting a diagnosis of gout
uric acid level ≥ 360 umol/L
When do you repeat Uric acid level
If Uric acid level is not elevated during a flare and gout is strongly suspected ?
at least 2 weeks after the flare has settled
Drugs causing gout
aspirin
alcohol
pyrazinamide
ciclosporin
cytotoxic agents
diuretics:thiazides, furosemide
Causes of Increased production of uric acid
myeloproliferative/lymphoproliferative disorder
cytotoxic drugs
severe psoriasis
Indications for urate-lowering therapy (ULT)
if:
- > = 2 attacks in 12 months
- tophi
- renal disease
- uric acid renal stones
- prophylaxis if on cytotoxics or diuretics
colchicine inhibits…..
inhibits microtubule polymerization by binding to tubulin, interfering with mitosis. Also inhibits neutrophil motility and activity
Target of s. Uric acid
- < 360 µmol/L
- < 300 µmol/L IF may be considered for patients who have tophi, chronic gouty arthritis or continue to have ongoing frequent flares despite having a uric acid below 360 µmol/L
febuxostat ……………… inhibitor.
xanthine oxidase inhibitor)
Urate-lowering therapy
1. What is the first line ?
- Second line ?
- In refractory cases ?
- allopurinol
- febuxostat
- uricase or pegloticase
Which anti hypertensive drug has a specific uricosuric action?
losartan
Greater trochanteric pain syndromeis due to repeated movement of ………..
the fibroelastic iliotibial band
Features of Greater trochanteric pain syndrome
pain over the lateral side of hip/thigh
tenderness on palpation of the greater trochanter
Adverse effects of Hydroxychloroquine
bull’s eye retinopathy - may result in severe and permanent visual loss
- baseline ophthalmological examinationand annual screening is generally recommened
Causes of iliopsoas abscess
Staphylococcus aureus: most common
Crohn’s (commonest cause in this category)
Diverticulitis, colorectal cancer
UTI, GU cancers
Vertebral osteomyelitis
Femoral catheter, lithotripsy
Endocarditis
intravenous drug use
tennis racket-shaped Birbeck granules on electromicroscopy
Langerhans cell histiocytosis
In Lateral epicondylitis
pain worse on …………….
wrist extension against resistance with the elbow extended or supination of the forearm with the elbow extended
Red flags for lower back pain
age < 20 years or > 50 years
history of previous malignancy
night pain
history of trauma
systemically unwell e.g. weight loss, fever
Sensory loss over anterior thigh
Weak hip flexion, knee extension and hip adduction
Reduced knee reflex
Positive femoral stretch test
Which Site of compression ?
L3 nerve root compression
Sensory loss anterior aspect of knee and medial malleolus
Weak knee extension and hip adduction
Reduced knee reflex
Positive femoral stretch test
Which site of compression?
L4 nerve root compression
Sensory loss dorsum of foot
Weakness in foot and big toe dorsiflexion
Reflexes intact
Positive sciatic nerve stretch test
Which site of compression?
L5 nerve root compression
Sensory loss posterolateral aspect of leg and lateral aspect of foot
Weakness in plantar flexion of foot
Reduced ankle reflex
Positive sciatic nerve stretch test
Which site of compression?
S1 nerve root compression
Marfan’s syndrome is anautosomal……1….
It is caused by a defect in the ……..2…… on chromosome …….3…. that codes for …….4…..
- autosomal dominant
- FBN1 gene
- chromosome 15
- the protein fibrillin-1
McArdle’s disease is autosomal …..1…. type ….2….. glycogen storage disease
- autosomal recessive
- Type V glycogen storage disease
McArdle’s disease
caused by ………1……. deficiency
this causes decreased ……..2….
- myophosphorylase deficiency
- muscle glycogenolysis
muscle pain and stiffness following exercise
muscle cramps
myoglobinuria
low lactate levels during exercise
Features of……?
McArdle’s disease
Heberden’s nodes at the DIP joints seen in
Osteoarthritis (OA) of the hands
Osteoarthritis: management
- weight loss
- muscle strengthening exercises
- topical NSAIDsare first-line analgesics ( KNEE & HANDS )
- second-line treatment is oral NSAIDs
- intra-articular steroid injections may be tried if standard pharmacological treatment is ineffective
Osteogenesis imperfecta is autosomal …….
- abnormality in type ……. collagen.
autosomal dominant
abnormality in type 1 collagen
vertebral osteomyelitis is the most common form of ……. osteomyelitis in adults
haematogenous osteomyelitis