90 results
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
), RA, crystal disease ... Inflammatory, crystalline disease ... cutoff... >10K is ... #rheumatology # ... approach #workup #differential
Common Forms of Arthritis in the Hands

Acute Rheumatoid Arthritis 
Tender, painful, stiff joints in rheumatoid arthritis,
in acute disease ... Arthritis In chronic disease ... Less common is a ... Disease) Heberden's ... #Hands #Types #Rheumatology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Disease: • Pain ... disease must be ... necrosis, and Paget disease ... #Pain #MSK #rheumatology ... approach #workup #differential
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... gangrenosum • IBD ... #dermatology #joint ... #skin #rashes #differential ... #diagnosis #rheumatology
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... - Differential Diagnosis ... (inflammation is ... @AmyChung #Joint ... Disorders #msk #Differential
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... Nausea, Pulmonary Diseases ... , CNS Disease, Meds ... (Opiates, SSRIs ... Algorithm #diagnosis #nephrology
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
limited by quality/bias ... at a particular point ... power) Selection bias ... recall Late-look bias ... time Lead-time bias
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... - Autoimmune Rheumatologic ... Disease OLIGOARTHRITIS ... #pain #Differential ... Diagnosis #MSK #rheumatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint ... • Clubbing - IBD ... syndrome - SLE Neurologic ... #pain #differential ... #diagnosis #rheumatology
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... in Sickle Cell Disease ... • Differentiate ... #differential # ... diagnosis #causes #hematology