7 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
(C-ANCA): GPA > ... (P-ANCA): eGPA, ... #Vasculitis #differential ... #diagnosis #algorithm ... #rheumatology
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... Jcortesizaguirr #ANA ... #ANCA #Antineutrophil ... #antibodies #diagnosis ... #rheumatology #
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... antibodies, antineutrophil ... #Differential #Diagnosis ... #Algorithm #Causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
and/or pulmonary ... often causes arthritis ... , and SLE) • Urinalysis ... differential #diagnosis ... #rheumatology #
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... (ANA) ANA or Anti-NucIear ... #Antibodies #ANA ... #patterns #rheumatology ... #diagnosis #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... diseases, such as SLE ... often causes arthritis ... Diagnosis #Rheumatology
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
overlaps with RA, SLE ... ab • RF • Antinuclear ... Hypocomplementemia • Can cause ... acidosis • NAGMA • Glomerulonephritis ... #Rheumatology #