35 results
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
trauma (e.g., meniscal ... tears) • Congenital ... #Pain #MSK #rheumatology ... approach #workup #differential ... #diagnosis #arthritis
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... ), RA, crystal disease ... #rheumatology # ... approach #workup #differential ... #diagnosis #arthritis
Non-HCV infectious mixed cryoglobulinemia vasculitis - Diagnosis, causes and management - French Vasculitis Study Group

< 5%
cryoglobulinemia vasculitis - Diagnosis ... involvement - Joint ... neuropathy Treatment ... with refractory disease ... Cryoglobulinemia #Vasculitis #Rheumatology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Diagnosis Framework ... Fever/Chills/Joint ... Ligamentous injuries - Meniscal ... #diagnosis #msk
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... Diagnosis Algorithm ... Rebound effect from treatment ... Vasculitides, IBD, Celiac disease ... #Diagnosis #Algorithm
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... parvovirus B19 infection ... parvovirus B19 infection ... #skin #rashes #differential ... #diagnosis #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... Diagnosis Framework ... #pain #Differential ... #Diagnosis #MSK ... #rheumatology #
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
) - Differential ... Diagnosis Framework ... Temporomandibular joint ... Previous episodes • Medical ... #diagnosis
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
fraction < 20% Differential ... Diaqnoses: • ... Infectious: Mycoplasma ... #diagnosis #management ... #treatment #rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
• Autoimmune diseases ... Unknown cause Treatment ... Nicolas Taar ... #management #treatment ... #summary #rheumatology