Case 1: Dysuria

Case 2: Flu

Case 3: Edema

Case 4: Puffy eyes

Case 5: Hematuria

Case 6: Flank pain

Case 7: Jaundice

Case 8: Fever & pain

Leftovers

Sources of Error

Quiz Please

Red blood cell cast Indicates renal hematuria Always pathological Glomerulonephritis, SBE, SLE, rarely CHF and renal vein thrombosis
White blood cell casts Renal infection (interstitial tissue). Acute pyelonephritis Non-infectious inflammatory states: SLE Rarely glomerular disease
Epithelial cell casts Nephrotoxic agents: acetaminophin Some viruses: CMV, hepatitis. Severe glomerular injury which may lead to tubular cell death

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