10 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 ... Glomerulonephritis #Vasculitis ... #differential #diagnosis ... #algorithm #rheumatology
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
Microscopy (EM) Haematuria ... /nephritisLupus ... • Amyloid RPGN ... glomerular #diseases #nephrology ... comparison #table #diagnosis
Staphylococcus-associated GlomeruloNephritis - Diagnosis and Management Summary
CLINICAL
 • Nephritic syndrome (Casts)
 • Marked proteinuria (may be
CLINICAL • Nephritic ... • Often severe renal ... Leukocyturia • Vasculitic ... GlomeruloNephritis #nephrology ... #GN
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Diagnosis Framework ... urine • 1ml blood ... of GN or vasculitis ... causes #urology #nephrology ... blood
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
glomerular disease (hematuria ... IgA nephropathy, lupus ... nephritis, cryoglobulinemia ... post-infectious GN ... #Nephrology
Renal involvement in 35% of mixed cryoglobulinemia vasculitis 
Associated with : 
 • Absence of skin
Renal involvement ... presentation • Hematuria ... • Tendency for nephrotic ... #Management #Rheumatology ... Cryoglobulinemic #Nephrology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Differential Diagnosis ... Non-autoimmune rheumatologic ... proteinuria, hematuria ... APLA/LAC: • Renal ... #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
multiplex • Hematuria ... rapidly progressing GN ... pulmonary and renal ... Large Vessel: Blood ... #rheumatology #
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
basement membrane; GN ... atypical HUS; MPGN ... content [85].2>5 red blood ... Hematuria may be ... #syndrome #nephrology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Mononeuritis multiplex • Hematuria ... pulmonary and renal ... pulses, bruits, or blood ... #Rheumatology