Antibodies and Drugs Flashcards
What is anti-dsDNA associated with?
- SLE
What is anti-Ro and anti-La associated with?
SLE
Sjogrens
What are anti-centromere and anti Scl70 associated with?
Systemic scelrosis
What is anti Jo-1 associated with?
Polymyositis
What is the only antibody which rises with disease severity?
Anti-dsDNA
What is reduced in SLE flares?
Complement C3 and C4
What is c-ANCA associated with?
- GPA
- Infection
- Neoplasia
What is p-ANCA associated with?
- Microscopic polyangitis
- Infection
- Neoplasia
What are corticosteroids main treatment for?
Polymyalgia rheumatica
Giant cell arteritis
What diseases are DMARDs mainly used in?
- Rheumatoid arthirits
- Psoriatic arthitritis
- SLE
- Vasculitis
Most common three DMARDs for inflammatory arthirit s
- Methotrexate
- Hydroxychloroquine
- Sulfasalazine
Which DMARDs are contraindicated in pregnancy and breastfeeding?
- MTX
- Leflunomide
- Cyclophosphamide
Who are biologics used for?
RA
Psoriatic arthiritis
Ankylosing spondylitis
Best DMARD RA
Rituximab - CD20 inhibitor or
Tocilizumab - IL-6 inhibitor
AS and Psoratic arthitis DMARD
- IL-17A antiagonists
What is important to screen for if giving DMARDs?
- Latent TB
- Hepatitis B
Vaccination advice for those with AI disease
- Annual influenza advised
- Pneumococcal advisable for some
- Live vaccinations should be avoided in more immunosupressive DMARDs eg MTX, azathioprine, ciclosporin, leflunomide
Adverse effects of MTX
- Nausea
- Oral ulcers
- Hair thinning
- Hepatitis/cirrhosis
- Pneumonitits
- Bone marrow supression
Side effects of hydroxychloroquine
- GI disturbance
- Retinal pigmentation and loss of vision - screening needed
- No blood tests needed
Side effects of sulfasalazine
- GI upset
- Rash
- Hepatitis
- Bone marrow supression
Side effects Azathioprine
- GI upset
- Bone marrow supression
Side effect of cyclophosphamide
- Bone marrow supression
- Infertility
- Increase risk of cancer
Ciclosporin side effectd
- Renal impairement
- HTN
Leflunomide side effects
- GI upset
- HTN
- Bone marrow supression
- Hepatitis `