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

Immune Complex Mediated (granular staining):
pathophysiologic causes ... staining): • Low Complement ... Post-strep GN, Lupus ... #Vasculitis #differential ... #diagnosis #algorithm
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... inflammation Others: • Lupus ... such as systemic lupus ... against MPO • Complement ... #rheumatology #classification
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... Differential Diagnosis Algorithm ... Rapidly Progressive Glomerulonephritis ... IgA, post-strep, lupus ... #Causes
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Causes of Hemoptysis ... Differential Diagnosis Algorithm ... • Bronchitis Diffuse ... • Lupus Erythematosus ... #Causes #Pulmonary
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
- Classification ... - Small vessel vasculitis ... Post-infectious glomerulonephritis ... tubular necrosis (causes ... Kidney #Injury #Classification
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... Differential Diagnosis Algorithm ... • Systemic Lupus ... Fatigue • Acute ... #Causes #Hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Skin ulcers - Glomerulonephritis ... • Low serum C4 complement ... (e.g. systemic lupus ... diagnosis #types #classification
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Allergen-specific lgE causes ... days - Examples: Acute ... Post-streptococcal glomerulonephritis ... , Systemic lupus ... allergy #table #classification
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
Guide to Acute Kidney ... rhabdo/TLS) Causes ... related) - Glomerulonephritis ... or vasculitis — ... Nephrology #Diagnosis #Algorithm
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
anti-Smith Ab, low complements ... Skin Disease Classification ... : • Acute cutaneous ... • Diffuse alveolar ... enteropathy, and diffuse