8 results
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
cells on urine microscopy ... RBCs and/or RBC casts ... • Anti-GBM antibodies ... with polyangiitis/microscopic ... #Causes
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
• Fanconi's syndrome ... sediment - WBC/RBC casts ... • Anti-GBM antibodies ... polyangiitis (GPA) / microscopic ... #Causes
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
• Hepatorenal syndromes ... Epithelial cell casts ... Glomerulonephritis • Anti-GBM antibodies ... polyangiitis /microscopic ... #Causes
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
Anti-dsDNA (in 70% of cases ... seen in 30—70% of cases ... • Sjögren syndrome ... Vasculitis: • Microscopic ... #diagnosis #rheumatology
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
Northeast Africa with cases ... Several cases have ... Syndrome: 3d of ... and convalescent antibodies ... recurrentis #BloodSmear #microscopy
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
polyangiitis), MPA (microscopic ... EGPA) • Auto-antibodies ... Goodpasture's cause ... FINDINGS: • U/A: microscopic ... hematuria, RBC casts
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
age • 22 and 45 cases ... abnormal under the microscope ... abnormal under a microscope ... abnormal under the microscope ... #diagnosis #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
PR3-ANCA): • Microscopic ... tract, and often causes ... Dx: GPA, EGPA, microscopic ... C-ANCA) pattern: antibodies ... differential #diagnosis #rheumatology