34 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
: 3 or more RBC/ ... urine sediment Microscopic ... urine sediment by microscopy ... : - RBC casts ... microscopic and
Microscopic Hematuria Evaluation and Management Algorithm

#hematuria #Hematuria #Evaluation #microsocopic #UA #urology #RBC
Microscopic Hematuria ... and Management Algorithm ... #hematuria #Hematuria ... #UA #urology #RBC
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... to Acute Interstitial ... sterile pyuria, WBC ... , microscopic hematuria ... MatthewHoMD #Acute
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... Differential Diagnosis Algorithm ... cells on urine microscopy ... Dysmorphic RBCs and/or RBC ... #Causes
Causes of Dysuria - Differential Diagnosis Algorithm
Pyuria - Leukocytes on Dipstick/Microscopy
 - Bacteriuria & Hematuria -
Differential Diagnosis Algorithm ... Leukocytes on Dipstick/Microscopy ... Bacteriuria & Hematuria ... Bacteriuria & No Hematuria ... #Causes
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
Algorithm and Differential ... of Macroscopic Hematuria ... /WBC casts, proteinuria ... #IM #Urology #Hematuria ... #Differential #Algorithm
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... repeat testing • Acute ... (proteinuria, RBC ... Nephrology if cause ... #Diagnosis #Algorithm
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
the patient has hematuria ... have glomerular hematuria ... (RBC casts or dysmorphic ... Syndrome #Comparison #Algorithm
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... suggestive of acute ... in a variety of acute ... : • RBC Casts - ... #Urine #Microscopy
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Differential Diagnosis Algorithm ... /RBC casts ... polyangiitis (GPA) / microscopic ... Differential #Diagnosis #Algorithm ... #Causes