8 results
ANCA-Associated Vasculitis
There are many definitions, but most come down to the presence of granulomas (pathologically or
ANCA-Associated ... Vasculitis There ... polyangiitis (GPA ... #diagnosis #algorithm ... #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... : - Eosinophilia ... vesicular eruption - Joints ... , testes -> pain ... #rheumatology #
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... Amyloidosis • Eosinophilic ... Sarcoidosis • GPA ... #joint #pain #skin ... #differential #diagnosis
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Vascular Joint Pain ... - Differential Diagnosis ... Algorithm - ... Embolism (e.g. fractured ... Vascular #JointPain #MSK
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
vesicular eruption • Joints ... MPO > PR3 60/ GPA ... Palpable purpura, joint ... involvement, abdominal pain ... #Rheumatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Pain Eyes ... Lyme disease, Vasculitis ... Amyloidosis • Eosinophilic ... #pain #differential ... #diagnosis #rheumatology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Fever/Chills/Joint ... pain/Night sweats ... Intra-articulation fracture ... Osteosarcoma - Eosinophils ... #msk #physicalexam
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Entities That Can Feature ... Scleromyxedema (CNS+GI+CVS+joints ... Episodic angioedema+eosinophilia ... Paraproteinemias #Hematology ... #Differential #Diagnosis