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Rheumatology 1
N/A
138
Medical
Professional
11/19/2011

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Cards

Term
Can you have RA even if you test negative for RF?
Definition
yes
Term
What are acute phase reactants that can aid in diagnosing rheumatological problems?
Definition
ESR
CRP
Term
What can cause false increases in ESR?
Definition
increased age
obesity
female sex
Term
Which has a more abrupt rise and fall, ESR or CRP?
Definition
CRP
Term
When does CRP peak?
Definition
24-72 hours after inflammation sets off
Term
If a patient has a normal ESR and CRP, does that mean they do not have inflammation?
Definition
not necessarily
Term
What non-rheumatologic conditions can cause an elevated ANA?
Definition
hep C
thyroid disorders
polypharmacy
sometimes healthy patients
Term
What is sensitivity?
Definition
measures the proportion of actual positives which are correctly identified as such
Term
What is specificity?
Definition
measures the proportion of negatives which are correctly identified as such
Term
What condition does ANA have high sensitivity for?
Definition
SLE
Term
Why is it recommended to only order ANA in a patient if you suspect SLE based on history and exam?
Definition
low specificity
Term
What is a weak test for polymyositis, dermatomyositis, RA, and Sjogren's syndrome?
Definition
ANA
Term
What test is not a positive predictor of scleroderma but is useful to rule it out?
Definition
ANA
Term
When should an ANA be ordered?
Definition
only if there is a high index of suspicion for a connective tissue disease
Term
What is rheumatoid factor?
Definition
antibody against the Fc portion of IgG (in clinical practice, measured as IgM)
Term
What can happen with a patient who has RA who initially tests negative for RF?
Definition
can seroconvert and test positive over time
Term
Only ___% of RA patients are positive for RF during early onset.
Definition
50%
Term
What percentage of RA patients never test positive for RF?
Definition
15%
Term
When should RF be ordered?
Definition
joint effusions and synovitis or erosive changes are seen radiographically (hands)
Term
What is anti-CCP?
Definition
anti-cyclic citrullinated peptide

RA marker
Term
What is the major advantage of anti-CCP?
Definition
increased specificity (90-95%)

useful in determining prognosis of RA
may be present before disease manifests
good for pts. who are RF negative
Term
What are the different classes of drugs used for rheumatological problems?
Definition
NSAIDs (including COX-2 inhibitors)
corticosteroids
DMARDs
biologics
analgesics
Term
What are DMARDs?
Definition
disease-modifying anti-rheumatic drugs
Term
What is a good COX-2 inhibitor?
Definition
Celebrex
Term
What is a major side effect of NSAIDs?
Definition
gastric ulcers
GI bleed
Term
What are OTC NSAIDs?
Definition
ibuprofen (Motrin)
naproxen (Aleve)
Term
What are prescription NSAIDs?
Definition
naprosyn (Naproxen)
mobic (Meloxicam)
diclofenac (Voltaren)
relafen (Nabumetone)
celecoxib (Celebrex)
Term
What advise needs to be given to any patient on NSAIDs?
Definition
stop medication immediately if stomach upset or blood in stool and contact you (COX-2 inhibitors less likely to cause this)
Term
Why is mobic (Meloxicam) a good prescription drug to use?
Definition
once a day
Term
Why were the other COX-2 inhibitors (Vioxx, Bextra) pulled from the market?
Definition
increased cardiovascular risks
Term
What is a great drug for patients who cannot tolerate NSAIDs or have contraindications to them?
Definition
Celebrex
Term
Is Celebrex generally safe with patients on blood thinners?
Definition
yes
Term
Celebrex is great for __________ pain (especially in orthopedics), but is contraindicated with this type of pain with ______.
Definition
perioperative; CABG
Term
What monitoring tests need to be done periodically in a patient who is on long-term NSAID therapy?
Definition
kidney and liver function tests
Term
What are the main corticosteroids used in orthopedics?
Definition
prednisone
medrol dose pack
Term
What are the side effects of corticosteroids?
Definition
AVN

drug-induced secondary adrenocortical insufficiency

tendon ruptures
Term
What conditions do you need to be careful with in giving corticosteroids (oral or injectable)?
Definition
seizure disorders (can lower threshold)
glaucoma
diabetes
Term
What is included in a corticosteroid injection?
Definition
steroid and lidocaine (NO epinephrine!)
Term
What is SynviscOne?
Definition
viscosupplementation

one time injection (no need to return to clinic each week for 2 more injections like with original Synvisc)
Term
What is Supartz?
Definition
viscosupplementation

5 week series of injections
Term
What allergies do you need to check for before giving patients viscosupplementation injections?
Definition
chicken
eggs
Term
What is the order of preferred treatments for arthritis?
Definition
1. watch and wait
2. oral anti-inflammatories and/or PT
3. steroid injections
4. viscosupplementation
5. joint replacement/arthroscopy
Term
What do DMARDs do?
Definition
help slow down the joint destruction process of the disease
Term
What conditions are DMARDs used for?
Definition
RA
ankylosing spondylitis
psoriatic arthritis
cancer
inflammatory bowel disease
reduce risk of transplant rejection
Term
How should DMARDs be started?
Definition
lowest possible dose
Term
What is the most commonly prescribed DMARD?
Definition
methotrexate
Term
How is methotrexate monitored?
Definition
liver function
blood counts
Term
How can the side effects of methotrexate be reduced?
Definition
daily folic acid
Term
What used to be the mainstay for treatment of RA until the mid 1980's?
Definition
gold
Term
What drug is used to treat malaria but also has some benefit for RA?
Definition
Plaquenil (hydroxychloroquine)
Term
What major side effects can occur with Plaquenil?
Definition
retina problems (rare)
decreased WBC
hematuria, proteinuria
Term
What are other DMARDs?
Definition
Arava (leflunomide)
cyclosporine
Azulfidine (sulfasalazine)
Imuran (azathioprine)
Cytoxan (cyclophosphamide)
Term
What are biologics?
Definition
genetically engineered proteins derived from human genes

inhibit specific components of the immune system involved with the inflammatory process

used to treat moderate to severe RA that has not responded to other treatments
Term
What class of drugs can cause a dormant disease (such as TB) to flare?
Definition
biologics

(test for TB before starting drug)
Term
What are contraindications for biologics?
Definition
multiple sclerosis
CHF
Term
How are biologics given?
Definition
injection or IV
(no oral form yet)
Term
What risks do biologics have?
Definition
increased risk for infections
may develop local rash
no vaccines while taking these drugs
Term
What drugs are biologics that reduce inflammation and damage from RA by blocking TNF?
Definition
Remicade
Enbrel
Humira
Cimzia
Simponi
Term
What drug is the first interleukin-6 inhibitor for RA?
Definition
Actemra
Term
What biologic drug blocks the action of the chemical messenger interleukin-1 in RA?
Definition
Kineret
Term
What biologic drug blocks signals needed to activate T-cells of the immune system?
Definition
Orencia
Term
What biologic drug is given to patients who have not responded to TNF-blockers?
Definition
Rituxan
Term
Is arthritis treatable with narcotics?
Definition
NO! only good for acute flare up or acute injury
Term
What analgesic is safe in pregnancy?
Definition
Tylenol
Term
Is it okay to take Tylenol with an NSAID?
Definition
yes
Term
What analgesic drug is good as a step-down medication from narcotics?
Definition
Ultram (tramadol)
Term
What is a contraindication for Ultram (tramadol)?
Definition
hx of seizures
Term
Who is Tylenol #3 good for?
Definition
kids
adults who can't swallow pills
Term
What drugs make up Vicodin?
Definition
acetaminophen and hydrocodone
Term
What type of analgesic would you want to stay away from in a patient who has abnormal LFTs?
Definition
acetaminophen
Term
What type of analgesic would you want to stay away from in a patient who has kidney dysfunction?
Definition
ibuprofen
Term
What analgesic can you use in a patient who has really really bad liver dysfunction?
Definition
vicoprofen (vicoden and ibuprofen)

but make sure kidneys are okay first
Term
What characterizes an inflammatory disorder?
Definition
destruction of a joint due to significant amount of inflammatory cells that attack the joint
Term
What things can result from an inflammatory disorder?
Definition
constitutional symptoms (fever, malaise, weight loss, fatigue)

damage to internal organs
disability
death
Term
What are examples of inflammatory disorders?
Definition
RA
SLE
psoriatic arthritis
gout
infectious arthritis
ankylosing spondylitis
Term
________ disease is central to RA with a background of __________ and ___________ manifestations.
Definition
joint; constitutional; internal
Term
What is the cause of RA?
Definition
unknown
Term
Is RA curable?
Definition
no
Term
What is the goal of treatment for RA?
Definition
slow down or stop progression
improve quality of life
decreased signs and symptoms
Term
What are symptoms of early RA?
Definition
fatigue, malaise, viral-type feeling, joint pain, swelling, stiffness, tenderness, mild limitation in function and ROM
Term
What are symptoms of advanced RA?
Definition
increased fatigue, weight loss, overall dysfunction, joint damage and erosions, joint space narrowing, internal organ damage with severe disease, shortened life span unless disease is suppressed
Term
Who is RA more common in?
Definition
women before age 60, but then equal in both sexes after 60
Term
What are the most common body parts affected by RA?
Definition
hands and feet
Term
What does a patient need to be started on within the first 2-3 months after RA onset in order to prevent joint damage and dysfunction?
Definition
DMARD
Term
Can DMARDs and NSAIDs be used together for RA?
Definition
yes--safe and effective
Term
What non-pharmacologic therapies are important for RA?
Definition
PT and exercise
Term
What is the goal for early treatment of RA?
Definition
avoid surgery
Term
Do not give a steroid injection if __________ is suspected!
Definition
infection
Term
What condition presents with RA-like symptoms?
Definition
SLE
Term
Who is more commonly affected by SLE, men or women?
Definition
women (8-9 times more than men)
Term
What is the most commonly affected age group for SLE?
Definition
20-45 (although can occur at any age)
Term
What nationalities have higher prevalence of SLE?
Definition
AA
Chinese/Japanese
Term
What are the manifestations of SLE?
Definition
BUTTERFLY RASH

fever
kidney and heart involvement
pleurisy
blood test abnormalities
Term
What blood test will usually be elevated with SLE?
Definition
ANA
Term
What is the most common symptom of SLE?
Definition
joint pain

most develop arthritis (fingers, hands, wrists, knees)
Term
Is there a cure for SLE?
Definition
no
Term
What is treatment of SLE aimed at?
Definition
controlling symptoms
Term
What can mild cases of SLE be treated with?
Definition
NSAIDs
topical corticosteroids
Plaquenil
low dose oral corticosteroids

pt. need to wear protective clothing, sunglasses, and sunscreen!
Term
What type of lupus is associated with the skin?
Definition
discoid lupus

painless, does not itch, but scarring can cause alopecia
Term
What is the characteristic finding of SLE?
Definition
butterfly rash (painless, does not itch)
Term
What is Raynaud's phenomenon associated with?
Definition
SLE
Term
What is Raynaud's phenomenon?
Definition
blood supply to the fingers and/or toes becomes compromised upon exposure to cold, causing blanching, whitish and/or bluish discoloration

pain and numbness in the exposed fingers and toes may occur
Term
How may criteria are there for SLE?
Definition
11 (sometimes can be diagnosed with only 4)
Term
What is psoriasis?
Definition
non-contagious common skin condition that causes rapid skin cell production resulting in red, dry patches of thickened skin
Term
Where is psoriasis common?
Definition
extensor surface of elbows and knees
scalp
Term
When does psoriatic arthritis occur?
Definition
4th-5th decade (30-50)
Term
What is a distinguishing feature of psoriatic arthritis that is not found in RA?
Definition
involves joints at the tips of the fingers
Term
What tests can be utilized for the diagnosis of psoriatic arthritis?
Definition
x-rays
joint aspirations
HLA-B27
ESR
RF
Term
What are the treatments for psoriatic arthritis?
Definition
NSAIDs
topical steroids for the rash
Plaquenil
DMARDs
oral steroids
Term
What is the characteristic x-ray finding of psoriatic arthritis?
Definition
"pencil in a cup"

distal head of a bone becomes pointed appearing as if it has been sharpened and the adjacent bone has become "saucerized"
Term
What joint does the "pencil in a cup" sign occur at with psoriatic arthritis?
Definition
DIP
Term
What do you need to make sure you rule out in a patient you suspect to have gout?
Definition
infection
Term
What do x-rays of the hand show with gout?
Definition
oval periarticular erosions
Term
What is a distinguishing feature of gout on x-rays that is not present in RA?
Definition
preserved joint spaces and normal mineralization in the hand and wrist joints
Term
How is the diagnosis of gout confirmed?
Definition
uric acid crystals in joint fluid
Term
What is the treatment for acute gout flare ups?
Definition
NSAIDs
steroids
colchicine
Term
What is the long-term prophylactic treatment for gout?
Definition
allopurinol
probenecid
Term
How does probenecid work?
Definition
increases uric acid excretion in urine
Term
When should probenecid be started?
Definition
once an acute gouty attack has subsided

if pt. already on it, do not stop if they have gouty attack--just make sure they get colchicine to take care of the acute attack
Term
What needs to be checked before starting a patient on probenecid?
Definition
kidney function (may not be effective if GFR is low)
Term
How does allopurinol work?
Definition
blocks production of uric acid
Term
What drug is used for prophylactic treatment of gout?
Definition
allopurinol
Term
Can allopurinol be used in patients with poor kidney function?
Definition
yes (not a uricosuric)
Term
What can happen with initial treatment with allopurinol?
Definition
acute gouty attack
Term
What drug is used to suppress the inflammation causing pain in an acute gouty attack?
Definition
colchicine
Term
What is a common side effect of colchicine?
Definition
diarrhea
Term
What do you do for a patient who has tophus gout?
Definition
aspirate
put pt. on pain med and indocin
Term
When can infectious arthritis occur?
Definition
after systemic infection, STD, or open wound
Term
What are the most common pathogens associated with infectious arthritis in children?
Definition
staph
gram neg bacilli
Term
What are the most common pathogens associated with infectious arthritis in adults?
Definition
gonococci
staph
strep

occasionally spirocetes (lyme disease, syphilis)
Term
What is the treatment for infectious arthritis?
Definition
IV antibiotics
arthroscopy to clean out the joint
Term
What is ankylosing spondylitis?
Definition
long-term disease that causes inflammation of the joints between the spinal bones and joints between the spine and pelvis

joints fuse over time
Term
Who is more commonly affected by ankylosing spondylitis, men or women?
Definition
men
Term
What is the most common age group for ankylosing spondylitis?
Definition
20-40
Term
What does the pain associated with ankylosing spondylitis generally begin?
Definition
SI joints, then spread to back
Term
With regard to ankylosing spondylitis, pain is usually __________ with activity and ___________ with rest.
Definition
better; worse
Term
How is ankylosing spondylitis treated?
Definition
NSAIDs
corticosteroids
TNF
cytotoxic drugs
PT
sleeping on the back to maintain posture
surgery
Term
What special test is used to diagnose ankylosing spondylitis?
Definition
Schober test

tests the pt's ability to flex lower back
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