8 results
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... Coronary arteries - Fever ... : • Fevers • ... Cryoglobulins • HIV ... • HBV HCV
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Sexual contacts - HIV ... Hypodermic needles - HIV ... , HIV infection, ... , acute HIV infection ... HIV infection
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... • HCV, HBV Not ... mountain spotted fever ... Vasculopathy #Purpura #Differential
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Fever/Chills/Joint ... Brucellosis - Viruses: HIV ... Chikungunya - Herpes ... virus: CMV, HSV ... diagnosis #msk #physicalexam
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... : • Fevers • Fatigue ... muscle weakness • Nerves ... HTN • Check: HBV
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Epidural abscess - Herpes ... zoster - HIV ... pain/swelling - Fever ... extremity #msk #physicalexam
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
of treatment of HIV ... • 10-20% of HIV-infected ... a decrease in HIV ... pancreatitis • HBV ... , HCV - Hepatic
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... of necrotizing vasculitis ... gyratum repens • A skin ... include: infections (HSV ... comparison #table #differential