11 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 ... involvement: Anti-GBM Disease ... #differential #diagnosis ... #algorithm #rheumatology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... Algorithm True ... vomiting, auditory symptoms ... • Meniere's Disease ... #Diagnosis #Algorithm
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... No auditory symptoms ... test Méniére's disease ... Long symptom-free ... #diagnosis #neurology
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
/nephritis • Lupus ... Post-infectious GN ... #nephrology #pathology ... #comparison #table ... #diagnosis #microscopy
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
and duration of symptoms ... Disorientation, vertigo ... Diagnostic tests ... #rheumatology # ... comparison #table
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
Rapidly Progressive ... of glomerular disease ... IgA nephropathy, lupus ... post-infectious GN ... #Nephrology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
PERIPHERAL VERTIGO ... tinnitus (Méniére's disease ... #diagnosis #findings ... #signs #symptoms ... #comparison #neurology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... Evolution: Chronic disease ... #sle #comparison ... #table #rheumatology ... #diagnosis #management
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
, proteinuria, Rapidly ... Presentation: Systemic Symptoms ... • Progressive symptoms ... (rapidly progressive ... #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
, proteinuria, rapidly ... progressing GN ... such as systemic lupus ... Presentation - Systemic Symptoms ... #rheumatology #