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

Immune Complex Mediated (granular staining):
Complement: Post-strep GN ... , Lupus Nephritis ... Purpura Anti-GBM antibodies ... Glomerulonephritis #Vasculitis #differential ... diagnosis #algorithm #rheumatology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
of Abnormal PT and ... antiphospholipid antibodies ... antiphospholipid antibodies ... Causes #diagnosis #differential ... #hematology #coagulation
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... for a Prolonged ... antiphospholipid antibodies ... Causes #diagnosis #differential ... #hematology #coagulation
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Amyloidosis and ... histiocytosis, and ... to cold IgG • Lupus ... Paraproteinemias #Hematology ... #Monoclonal #Differential
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... Autoimmune Vasculitis (lupus ... for hepatitis B and ... Algorithm #Causes #dermatology ... #physicalexam
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... rapidly progressing GN ... such as systemic lupus ... ) pattern: antibodies ... #diagnosis #rheumatology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
of Hemostasis - Differential ... lupus anticoagulant ... Willebrand syndrome • Lupus ... the PT remains prolonged ... #Diagnosis #Hematology