Intro and overview

Question 1

What are the sex stats around common rheum disorders

Answer 1

Arthritis: more common in women
Rheumatoid arthritis: 2.5X more commen in women than men
SLE: 8-10X more common in women than men
Gout: 3X more common in men than pre-menopausal women

Question 2

analysis results from normal synovial fluid

Answer 2

0-200 WBCs, clear and stringy

Question 3

osteoarthritis synovial fluid results

Answer 3

200-2000 WBCs, clear stringy fluid

Question 4

inflammatory arthritis fluid results

Answer 4

5,000-50,000 WBCs, turbid, straw colored non-viscous fluid

Question 5

Infection/crystalline synovial fluid results

Answer 5

10,000 t0 150,000 WBCs, turbid, purulent non-viscous fluid

Question 6

What can be seen via plain film

Answer 6

osteopenia, osteophyte formation, sclerosis, joint space narrowing, erosions of cortical bone

Question 7

what are the advantages of musculoskeletal ultrasound

Answer 7

resolution greater than MRI, doppler good for synovitis serial assessment, helps guide procedures. imaging windows are limited by anatomy.