9 results
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... Algorithm Red blood ... casts) - Isolated ... • Hereditary nephritis ... and >3.5g/day (nephrotic
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Acute Interstitial Nephritis ... casts, eosinophiluria ... , microscopic hematuria ... proteinuria, granular casts ... #Interstitial #Nephritis
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... heme-granular casts ... tubulointerstitial nephritis ... Fatty - Nephrotic ... #Diagnosis #Nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
of glomerular hematuria ... : - RBC casts ... disease Renal ... • Malignant HTN ... #nephrology #renal
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
, RBC casts, +/- ... glomerulopathy, radiation nephritis ... , malignant HTN ... #MPGN #nephrology ... #diagnosis #renal
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
chronic kidney diseases ... suggestive of nephrotic ... • RBC Casts - ... • WBC Casts - ... #diagnosis
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
cell/white cell casts ... clusters because nephritic ... Hematuria may be ... #nephrotic #syndrome ... #nephrology
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
visits, Ambulatory blood ... Parenchymal Diseases ... • Glomerulonephritis ... • Nephritic syndrome ... #Secondary #Nephrology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
: (AKI, proteinuria ... , hematuria) • ... reveals increasing blood ... , RBC casts, low ... hypercellular glomeruli