34 results
Acanthocyte on Urine Microscopy

Not a spaceship, not a UFO, just an acanthocyte caught “flying” in dark
Acanthocyte on Urine ... Microscopy Not ... not a UFO, just an ... #Acanthocyte #Urine ... #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
disease - Alport syndrome ... pain hematuria syndrome ... • Malignant HTN ... • Nutcracker syndrome ... causes #urology #nephrology
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... tubular necrosis (ATN ... suggestive of nephrotic sydnrome ... EricsMedicalLectures/ #Casts #Urine ... #Microscopy #nephrology
Granular & “Muddy Brown” Casts on Urine Microscopy
A. Finely granular cast B. slightly coarser granular cast
Brown” Casts on Urine ... Microscopy A. ... better appreciated at ... #Microscopy #Clinical ... #Nephrology #Sediment
Urine Microscopy Instructions - How to spin urine

1. Collect a fresh urine sample (5 – 10
Urine Microscopy ... in a centrifuge at ... the slide on the microscope ... #Urine #Microscopy ... Procedure #Urinalysis #Nephrology
Urine Specific Gravity - Interpretation
Specific Gravity = Density of urine / Density of water
SG close to
Urine Specific Gravity ... resistance to ADH) • ATN ... SG fixed at ~1.010 ... Dehydration • SIADH (syndrome ... #differential #nephrology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Proteinuria (Negative urine ... • Fanconi's syndrome ... polyangiitis (GPA) / microscopic ... nephropathy • HTN ... #Proteinuria #Nephrology
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... also be seen if urine ... sample is not fresh at ... time of microscopy ... key #diagnosis #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
dipstick, urine ... microscopy / urinary ... Abdominal compartment syndrome ... • Cardio-renal syndrome ... Differential #Diagnosis #nephrology
Abnormally Colored Urine - Differential Diagnosis Framework
Red:
 - Hematuria, Hemoglobinuria, Myoglobinuria
 - Beets, Rhubarb, Blackberries, Artificial
Abnormally Colored Urine ... Purple: - Purple urine ... bag syndrome (chronically ... Ann Marie Kumfer ... Differential #Diagnosis #nephrology