254 results
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... Red blood cells ... on urine microscopy ... and/or RBC casts ... #Causes
Urine Microscopy and Casts - Image Atlas Key

- Squamous Epithelial Casts
- Transitional Epithelial Cells
- Renal Tubular
Urine Microscopy ... and Casts - Image ... - WBC Cast - ... RBC Cast - Fatty ... #Casts #Atlas #
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... - Casts Acellular ... • RBC Casts - ... glomerulonephritis • WBC ... #Urine #Microscopy
RBC Casts on Urine Microscopy

Dr. Telma Lemos @TELMALEMOS10

#RBC #Casts #Urine #Microscopy #clinical #nephrology
RBC Casts on Urine ... Microscopy Dr. ... TELMALEMOS10 #RBC ... #Casts #Urine # ... Microscopy #clinical
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
urine • 1ml blood ... Hematuria: 3 or more RBC ... hematuria: - RBC ... casts → Diagnostic ... #renal #urine #blood
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... casts, dysmorphic ... Nephrology if cause ... Hematuria #Diagnosis #Algorithm ... Workup #urology #blood
Plasmodium Falciparum Blood Smear.
Key features suggesting Plasmodium falciparum:
- extreme parasitemia
- normocytic RBCs (vivax, ovale prefer big
parasitemia - normocytic RBCs ... multiples per RBC ... P. falciparum causes ... human malaria cases ... peripheral #clinical #microscopy
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... Differential Diagnosis Algorithm ... /RBC casts ... polyangiitis (GPA) / microscopic ... #Causes
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
glomerular hematuria (RBC ... casts or dysmorphic ... RBCs in urine)? ... Syndrome #Comparison #Algorithm
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... sterile pyuria, WBC ... casts, eosinophiluria ... , microscopic hematuria ... proteinuria, granular casts