TBL Dec 6 MSK part 3 Flashcards
Gout
1st MTP joint Unilateral Hyperuricemia Subcortical cysts Urate crystals in joint fluid Joint fluid culture is NEGATIVE
Why gout? who?
Deposition of monosodium rate crystals in joints
Males > 40, AA, Family hx
What see in polarized light?
Negatively birefringent
Treat acute gout?
NSAIDs
Indomethacin
Colchicine
Intra-articular steroids
How treat chronic gout? Non-meds?
Allopurinal, febuxostat (OX inhibitors) - OVER producers
- reduce purine rich foods (red meat, seafood)
Under-excretors
- use probenecid
Stiffness in cervical spine - elderly/women
Stiffness in shoulder/hip
Systemic inflammation: low grade fever, wt loss
Polymyalgia Rheumatica
- give low dose steroids
Assoc: Giant cell arteritis - give high dose steroids
Organisms in septic joint
- young sex active
- common
- prosthetic
Neisseria gonorrhea
Staph aureus, Streptococcus
Staph epidermidis
Viral cause septic joint?
Parvovirus B19
- slapped cheeks in kid
- adult poly arthritis
Symptoms resolve in 4-6 weeks
How diagnose Lyme?
ELISA, erythema migrant (bulls eye rash)
How treat Lyme?
Doxycycline - curative + prevent progression
What is reactive arthritis?
Rheumatic presentation after GI/GU infection
- Campylobacter, Salmonella, Shigella
- Chlamydia
HLA B27 + more likely
What is common triad of reactive arthritis?
Arthritis
Urethritis
Conjunctivitis
When do straight leg raise? Better?
Provoke sciatics – to diagnose for Herniated Disk
Greatest risk = 30-55 y/o – older disk gets firmer
Better = crossed SLR test (lift opposing leg)
Smoking is risk for what back problem?
Vertebral compression fracture
- cigarette = compress
3 big symptoms of caudal equina?
Acute neuro impairment
Bowel/bladder dysfunction
Saddle anesthesia