13 results
Causes of Acute Kidney Injury - Differential Diagnosis Framework 
Pre-Renal
Post-Renal
Intrinsic Renal:
 • Tubules (ATN)
 • Glomerular:
Causes of Acute ... Kidney Injury - ... Differential Diagnosis ... (ATN) • Glomerular ... Diagnosis #Algorithm
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
red - cells Non-glomerular ... Dysmorphic red cells - Glomerular ... glomerular disease ... • Hyaline casts ... renal disease
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Diagnosis Algorithm ... • Calculi Glomerular ... RBCs and/or RBC casts ... epithelial side of glomerular ... #Diagnosis #Algorithm
Acute Kidney Injury - Differential Diagnosis Framework
PRERENAL:
 - Intrarenal vasoconstriction-hemodynamically mediated
 - Systemic vasodilation
 - Volume
Acute Kidney Injury ... INTRINSIC: - Glomerular ... cell casts on UA ... tubular cell casts ... or pigmented casts
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
or dipstick) Glomerular ... of Glomerular Bleeding ... : - RBC casts ... disease Renal ... #urine #blood
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... - AKI Workup Algorithm ... Diagnosis Baseline ... clinical context and signs ... • Interstitial nephritis
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
presenting with overt glomerular ... Cytomegalovirus; GBM = glomerular ... cell/white cell casts ... #Algorithm #differential ... #diagnosis #glomerular
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... breakdown of cellular casts ... heme-granular casts ... are seen in acute ... 34t5DgJ #Urinary #Casts
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
repeat testing • Acute ... • Evidence of glomerular ... proteinuria, RBC casts ... Nephrology for renal ... #urology #blood
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
life-threatening diseases ... injury), Coags ... reveals increasing blood ... hematuria, RBC casts ... hypercellular glomeruli