Rheumatology Flashcards
Does osteoarthritis cause inflammation?
No
Which joints are usually most affected in OA?
DIP and PIP
“Oh yA when I DIP you PIP”
What are Heberden nodes?
DIP enlargement
“DIP down into the den”
What are Bouchard nodes?
PIP enlargement
“PB and OA”
Will ESR be normal in OA?
Yes
What is gout?
Accumulation of uric acid
Can gout have fever?
Yes
Which is the most often affected joint in gout?
MTP
What are “tophi” in gout?
Tissue deposits of urate crystals with foreign body reaction
What does a joint aspiration of gout show?
Needle-shaped crystals with negative birefringence
What are the predominant blood cells in gout?
Neutrophils
What do you treat acute gout attacks with?
NSAIDs or steroids
What do you treat chronic gout with?
Colchicine, allopurinol, or febuxostat
What’s the best BP drug for patients with gout?
Losartan (it lowers uric acid)
How do CPPD and gout differ?
CPPD is usually not in the MTP
What does arthrocentesis show in CPPD?
Positively birefringent rhomboid-shaped crystals
Will WBC in the joint be elevated in gout and CPPD?
Yes
What’s the best initial tx for CPPD?
NSAIDs, steroids
What medication works as a chronic CPPD treatment?
Colchicine
What does a straight leg raise test for?
Herniated disk
When should you perform an MRI for back pain?
When there are neurological deficits?
What antibiotic is best initially for an epidural abscess?
Vancomycin (also steroids for acute)
What dx presents with pain particularly when leaning back?
Lumbar spinal stenosis
What’s the best initial therapy for fibromyalgia?
TCAs such as amitryptyline
Dx: atrophy of thenar eminence?
Carpal tunnel
What’s the best test for carpal tunnel?
Nerve conduction & electromyography
If the question stem for carpal tunnel describes muscle wasting, the answer is ____ ____?
Surgical release
What dx is hyperplasia of the palmar fascia, associated with alcoholism and cirrhosis, and is treated with triamcinolone injection?
Dupuytren contracture
What’s the most accurate test for rotator cuff injury?
MRI
What dx presents with anterior knee pain secondary to trauma, imbalance of quads strength, or meniscal tear, and sx are worse when starting to walk after a prolonged period of sitting, with normal x-rays?
Patellofemoral syndrome
T/F: plantar fasciitis has point tenderness and improvement with use?
True
Is x-ray useful in plantar fasciitis?
No
Which 2 joints of fingers are most affected by RA?
PIPs and MCPs
Which joint is spared in RA?
DIP
Is Rheumatoid factor increased in all RA?
No, approx 70-80%
What disease is anti-cyclic citrullinated peptide (anti-CCP) associated with?
RA (more than 80% sensitive)
Is RA associated with anemia?
Yes, normocytic
How is RA diagnosed?
A point system (6 points = RA)
What are the criteria of the RA diagnosing system?
- Joint involvement
- ESR or CRP
- Duration for >6 weeks
- RF or anti-CCP
What is Felty Syndrome?
RA plus splenomegaly and neutropenia
What needs to happen prior to surgery in patients with RA?
Cervical spine x-ray (because endotracheal intubation can cause vertebral subluxation)
What’s the best initial disease modifying therapy for RA?
MTX
What’s the secondary treatment for RA if MTX doesn’t work?
TNF inhibitors: Infliximab Adalimumab Etanercept Golimumab Certolizumab
What do you need to do prior to starting a TNF inhibitor?
PPD screen (they can reactivate TB)
What’s a DMARD for mild RA that can be used instead of MTX, and is safe in pregnancy but toxic to the retina?
Hydroxychloroquine
What toxicity does hydroxychloroquine lead to?
Retinal
What toxicity does sulfasalazine have?
BM toxicity, hemolysis with G6PD deficiency, rash
What are the adverse effects of rituximab?
Infex
What are the adverse effects of gold salts?
Nephrotic syndrome
What are the adverse effects of MTX?
Liver, lung, marrow
What are the adverse effects of anti-TNF?
Reactivation of TB