11 results
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... Algorithm Monoarthritis ... Aseptic, within 1 ... with Systemic Lupus ... Erythematosus (SLE
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... gangrenosum • IBD ... lesions • Discoid lupus ... #differential #diagnosis ... #rheumatology
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... spondyloarthropathies, lupus ... Chronic = RA, SLE ... #rheumatology # ... #differential #diagnosis
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms, Arthritis ... Lupusreference #druginduced ... #lupus #sle #comparison ... #table #rheumatology ... #diagnosis #management
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... pneumonitis • ... : • Joint pain ... • ANA titers > 1: ... #Rheumatology
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
Arthritis domain ... in at least 2 joints ... Classification #Criteria #SLE ... Erythematosus #diagnosis ... #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... lasting > 30 mins - 1 ... • SLE • Psoriatic ... #Diagnosis #MSK ... #rheumatology #
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
this should be 1° ... Disease - Rheumatoid Arthritis ... , Systemic Lupus ... Chronic Radiation Pneumonitis ... Lung #Diseases #ILD
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... • Systemic lupus ... CRP level: (1) ... as opposed to 1 ... #testing #Rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
-1 and IL-6, leading ... SJIA], systemic lupus ... erythematosus [SLE ... Activation #Syndrome #Diagnosis ... #Rheumatology