Acute Monoarthritis and Spondyloarthropathies Flashcards Preview

Rheum Ortho > Acute Monoarthritis and Spondyloarthropathies > Flashcards

Flashcards in Acute Monoarthritis and Spondyloarthropathies Deck (19):
1

WHat bacterial usually goes to a synovial joint?

Pseudomonas

2

What are the mechanisms of Joint infection?

Hematogenous Spead:
-IV Drugs, Catheters, Immcomp
Bite/Trauma
Direct Inoculation
Extension of Bony infection

3

What joint is most commonly infected?

Knee, Wrist, hip

4

How is Septic Arthritis Dx?

Fluid Aspirate: Gram stain, culture, Cell count (50-150k WBCs), Crystal analysis
Blood culture
Acute Phase Reactants
Imaging

5

What are the traits of Gonococcal infection of a joint?

Gonococcal Infection
-Purulent Monoarthritis
-Triad: Tenosynovitis, vesiculopustular skin lesions, polyarthralgia

6

What are Causes of Nongonococcal Joint infections?

Staph aureus, Strep Pneumo, G-, Bucellosis

7

What are Fungal causes of Non-Bacterial Septic Arthritis?

Sporotrichosis
Cryptococcus
Blastomycosis
Coccidiomycosis

8

What is the Tx of Septic Arthritis?

Repeated Drainage
Abtx

9

What is micro appearance of in gout?

Negative Birefringent needle-like crystals under Polarized light

10

At what point will Uric Acid Precipitate?

over 7 mg/dl
Get levels below 6 in order to mobilize crystals in joints

11

What meds are given for Gout?

Colchicine
NSAIDS: Naproxen, Indomethacin

12

What is the cause of Pseudogout?

Calcium Pyrophosphate Crystal Deposition disease

13

What is the Tx of Pseudogout?

Oligoarticular- Joint injection- steroids
Polyarticular- NSAIDS, Colchicine, Oral Steroids

14

What is Spondyloarthritis?

Inflammation of the axial joints, asymmetrical oligoarthritis, dactylitis, enesthopathy

15

What Labs are used to diagnose Spondylo-arthropathies?

***HLA-B 27
ESR
CRP

16

What is the Non Pharm Tx of SpA?

Stop Smoking, Exercise, Education

17

What is the Pharm Tx of SpA?

NSAIDS
Analgesics
Biologics
Imm-Supp
Anti-TNF Agents

18

What is the difference in distribution between SpA and Reactive Arthritis?

SpA: Starts at Sacrum and Ascends
Reactive Arthritis: Spotty distribution (unpredictable)

19

What are causes of Reactive Arthritis?

Virus, IBS, GU disorders, Gonococcal Infection
Spondyloarthropathy, Post Strep Arthritis-Rheum Fever