16 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... spondyloarthropathies, lupus ... #rheumatology # ... approach #workup #differential ... #diagnosis #arthritis
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
Classification Criteria ... in at least 2 joints ... nephritis, Class Ill ... Erythematosus #diagnosis ... #rheumatology
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
resolves after > 1 ... Rheumatoid arthritis, Lupus ... cartilage triggers a mild ... JointDisease #JointPain #Diagnosis ... #pathophysiology
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 ... #skin #rashes #differential ... #diagnosis #rheumatology
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
1) Inflammatory ... joint pain (especially ... the face (many differential ... diagnoses, including ... erythematosus #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... pneumonitis • ... • ANA titers > 1: ... Ro/La, anti-Jo-1, ... #Rheumatology
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Diagnosis Algorithm ... this should be 1° ... Arthritis, Systemic Lupus ... Chronic Radiation Pneumonitis ... Lung #Diseases #ILD
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... Diagnosis Framework ... lasting > 30 mins - 1 ... #Diagnosis #MSK ... #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 ... Histopathologic criteria ... Activation #Syndrome #Diagnosis ... #Rheumatology
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... Diagnosis Framework ... Collapse: • Pathophysiology ... Multi-system illness: 1. ... #diagnosis #causes