21 results
Granular & “Muddy Brown” Casts on Urine Microscopy
A. Finely granular cast B. slightly coarser granular cast
“Muddy Brown” Casts ... of mb granular casts ... appreciated at low ... Granular #MuddyBrown #Casts ... #Clinical #Nephrology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
require urgent nephrology ... : Hypovolemia, Low ... PROBLEM ~80% of AKI cases ... for WBCs, RBCs, casts ... #diagnosis #nephrology
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
• Red cell casts ... • White cell casts ... • Granular casts ... key #diagnosis #nephrology ... #casts
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... - Casts Acellular ... chronic kidney diseases ... #Urine #Microscopy ... #nephrology #interpretation
Differentiation Between Nephrotic Syndrome and Nephritic Syndrome 
== Nephrotic Syndrome ==
Onset - Insidious 
Edema - ++++
Blood
Red blood cell casts ... Red blood cell casts ... edgarvlermamd - Nephrology ... Nephritic #Comparison #Table ... #Nephrology #Diagnosis
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 ... edgarvlermamd - Nephrology ... #Diagnosis #Nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
basement membrane disease ... hematuria: - RBC casts ... of glomerular disease ... microscopic and ... #urology #nephrology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
sediment - WBC/RBC casts ... polyangiitis (GPA) / microscopic ... Minimal change disease ... #Proteinuria #Nephrology ... Diagnosis #Algorithm #Causes
Urine Microscopy Instructions - How to spin urine

1. Collect a fresh urine sample (5 – 10
Urine Microscopy ... Instructions - How ... the better, as casts ... #Urine #Microscopy ... Procedure #Urinalysis #Nephrology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
10% of all lupus cases ... Discontinuation of causal ... Positive in 60-80% of cases ... Evolution: Chronic disease ... sle #comparison #table