2934 results
ANCA-Associated Vasculitis
A group of necrotizing, small-vessel vasculitis without immune complex deposition. Complement levels are normal due
associated with MPO ... polyangiitis - MPO ... polyangiitis - MPO ... Renal-limited - MPO ... #CANCA #PANCA #MPO
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
polyangiitis - MPO ... PR3 (80-90%) > MPO ... involvement - PR3>MPO ... Churg-Strauss) - MPO ... Anti-GBM disease - MPO
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... C-ANCA): GPA >>> MPA ... > eGPA • MPO-ANCA ... P-ANCA): eGPA, MPA
Appearance of Monkeypox Primary Inoculation Reactions

#Monkeypox #MPV #MPX #lesions #clinical #Inoculation #photo
#Monkeypox #MPV ... #MPX #lesions #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
myeloperoxidase (MPO-ANCA ... present in >90%, MPO ... Granulomas - MPO ... tract, and often causes ... (10-40% ANCA +MPO
ANCA Associated Vasculitis (AAV) - Auto-antibodies and Differential Diagnosis

MPA → usually p-ANCA
GPA → usually c-ANCA
EGPA →
Differential Diagnosis MPA ... 50% P-ANCA (MPO
Frequency of ANCA Positivity in Different Conditions
ANCA-Associated Vasculitis
 • GPA - PR3-ANCA 75%, MPO-ANCA 20%, 5%
PR3-ANCA 75%, MPO-ANCA ... PR3-ANCA 30%, MPO-ANCA ... - PR3-ANCA 5%, MPO-ANCA ... positivity for MPO ... #sensitivity #MPO
How to Collect Swab Specimens for Monkeypox Testing

Swab in Tube (ie Copan FLOQSwab) vs Peel Pouch
Puritan) #PUI #MPV ... #MPX #Monkeypox
Monkeypox

What?
Monkeypox virus belongs to the family Poxviridae, subfamily Chordopoxvirinae, and genus orthopoxvirus
Viral zoonotic disease that is
disease that is caused ... with someone with Mpox ... inguinal region • Mpox-related ... with confirmed mpox ... #Monkeypox #MPOX
Lesions in Persons with Confirmed Human Monkeypox Virus Infection

A) Evolution of Cutaneous Lesions
B) Oral and Perioral
Rectal Lesions #MPV ... #MPX #clinical