10 results
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology of Hypocomplementemic ... Complex Formation - Complement ... TerrierBen #Hypocomplementemic ... Urticarial #Vasculitis #HUV
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... A - Atypical HUS ... @AnnKumfer #Hypocomplementemia ... #Low #Complement
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
of Unknown Origin ... Differential Diagnosis Algorithm ... Infection: • HIV ... #UnknownOrigin ... Differential #Diagnosis #Algorithm
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... Coronary arteries - Fever ... Vasculitis: • Fevers ... against MPO • Complement
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
Fever of Unknown ... Refer to your ‘Fever ... Returning Traveler’ algorithm ... udaygulati #FUO #Fever ... #UnknownOrigin
Types of Fever of Unknown Origin (FUO)
 • Classic
 • Nosocomial
 • Neutropenic
 • HIV-Associated

Dr. Uday
Types of Fever of ... Unknown Origin ... Neutropenic • HIV-Associated ... udaygulati #FUO #Fever ... #UnknownOrigin
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis: • Fevers ... and branches • Fever ... HTN • Check: HBV ... Elevated AST ALT • Hypocomplementemia ... Vasculitis) • Hypocomplementemic
Possible Algorithm for Workup of Fever of Unknown Origin (FUO)
Tier 1 Workup:
 • CBC, comprehensive metabolic
Possible Algorithm ... of Unknown Origin ... blood cultures • HIV ... DrEricStrong #FUO #Algorithm ... #Fever #Unknown
Fever of Unknown Origin (FUO) Diagnostic Algorithm
STEP 1 Perform a comprehensive history and complete physical examination.
STEP
Fever of Unknown ... FUO) Diagnostic Algorithm ... TSH, RF, ANA, HIV ... ofaa132/5828054 #Fever ... #Unknown #Origin
Coccidioidomycosis (Valley Fever) - Diagnosis and Management Summary

WHAT?
 • Coccidioidomycosis due to Coccidioides immitis or Coccidioides
Coccidioidomycosis (Valley Fever ... infection, also known ... as valley fever ... • Diabetes • HIV ... analysis using complement