Rheumatology Flashcards
Signs of RA
- Swan Neck/Boutonniere deformity
- Z-thumb
- Squaring of thumb
- symmetrical PIP and MCP swelling/erythema
- Rheumatoid nodules
- Ulnar deviation
Systemic manifestations of RA
Eyes
- Keratoconjunctivitis Sicca
- Episcleritis
Lungs
- Pleural effusions
- Pulmonary nodules
- Interstitial lung disease
Heart
- Pericarditis
- Myocarditis
- IHD
Blood
- Anaemia of Chronic Disease
- Splenomegaly
X-ray findings of RA
Loss of joint space Bony erosions Subluxations Soft tissue swelling Periarticular osteopenia
Causes of carpal tunnel syndrome
Physiological
- Pregnancy
- Idiopathic
Endocrine
- Diabetes
- Acromegaly
- Hypothyroidism
Signs of Psoriasis
Nails
- Pitting
- Onycholysis
- Subungual Hyperkeratosis
Asymmetrical oligoarthritis
Dactylitis
Psoriatic plaques
Causes of acute monoarthritis
Infection (septic arthritis)
Inflammation (Gout/crystal arthropathy)
Trauma (haemarthrosis, ligament damage)
Mx of RA
Determined by DAS28 score
Conservative
- Weight loss
- Stop Smoking
- Exercise
- analgesia
Medical
- 1st line Methotrexate + short term prednisolone
- Other DMARDs
- Biologic therapy e.g. infliximab (indicated if not controlled on 2 DMARDs one of which must be MTX)
What is Felty’s syndrome
Complication of RA: RA + Splenomegaly + Neutropenia
What are the 4 seronegative spondylarthropathies?
- Ankylosing spondylitis
- Reactive arthritis
- Enteropathic arthritis
- Psoriatic arthritis
What features are common to seronegative spondylarthropathies?
HLA B27 predisposition (not useful for diagnosis)
Asymmetrical oligoarthritis
Enthesopathy
Axial arthritis e.g. sacroiliitis
Extra-articular features of Ankylosing spondylitis
Aortitis
Atlanto-axial subluxation
Apical lung fibrosis
Anterior uveitis
Mx of ankylosing spondylitis
Conservative
- Analgesia (NSAIDS) + Physiotherapy + Weight loss
Medical
- Biologics e.g. infliximab (MTX not very effective)
X-ray findings in Ankylosing spondylitis
Sacroiliitis
Bamboo spine
Syndesmophytes
Subchondral erosions
Squaring of lumbar vertebrae
Sclerosis
What is Arthritis Mutilans?
Severe inflammation causing joint destruction and deformity: A rare presentation of psoriasis
Features of reactive arthritis
Asymmetrical oligoarthritis
Urethritis
Conjunctivitis
Circinate balantis
Keratoderma blenorrhagica