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

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Complement: Post-strep GN ... , Lupus Nephritis ... Purpura Anti-GBM antibodies ... #rheumatology
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
Antineutrophil cytoplasmic antibodies ... ) • Systemic lupus ... drug-induced SLE) • Systemic ... Antineutrophil #antibodies ... #diagnosis #rheumatology
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Differential Diagnosis Algorithm ... Drugs • Emboli Systemic ... Malignancy Rapidly Progressive ... Glomerulonephritis • Anti-GBM antibodies ... #Causes
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Causes of Isolated ... • Epstein-Barr Virus ... Destruction • Systemic ... Lupus Erythematosus ... #Causes #Hematology
Rhombencephalitis
BACTERIAL
- Listeria (biphasic illness with bulbar dysfunction occurring later)
- Mycobacterium tuberculosis
- Pneumococcus
- Brucella
- Borrelia (Lyme Disease)
-
Behcet Disease - Systemic ... Lupus Erythematosus ... anti-ganglioside antibody ... encephalomyelitis - Progressive ... Differential #Diagnosis #Causes
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
proteinuria, Rapidly progressing ... purpura: Strong sign ... (rapidly progressive ... tract, and often causes ... Differential #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
proteinuria, rapidly progressing ... GN • New pulmonary ... tract, and often causes ... purpura: strong sign ... C-ANCA) pattern: antibodies
Antiphospholipid Syndrome (APLS) Testing - Hypercoagulable Workup Algorithm
INDICATIONS FOR TESTING:
 • Vascular thrombosis
Hypercoagulable Workup Algorithm ... maternal chromosomal causes ... excluded Testing: • Lupus ... Hypercoagulable #Workup #Algorithm ... #diagnosis #hematology
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
Central nervous system ... Detects both HIV antibody ... HIV-1 or HIV-2 antibodies ... IgM-sensitive HIV-1 antibody ... slow HIV disease progression
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
• Bilateral signs ... IgG index • Progression ... • Infectious causes ... glycoprotein (MOG) antibody ... Antiamphiphysin antibodies