4 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Infectious Knee ... Chikungunya - Herpes ... Ligamentous injuries - Meniscal ... Effusions: - Hematologic
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... mucositis - Rash ... to exclude are infections ... • HBV HCV • ... #rheumatology #
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
of necrotizing vasculitis ... Usually composed ... (HSV + Mycoplasma ... comparison #table #differential ... #compared
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... muscle weakness • Nerves ... HTN • Check: HBV ... , mucositis • Rash ... Diagnosis #Rheumatology