105 results
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
Algorithm and Differential ... of Macroscopic Hematuria ... RBC’s, RBC/WBC casts ... #IM #Urology #Hematuria ... #Algorithm #Ddxof
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 ... Nephritis #AIN #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
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
- Differential ... Diagnosis Algorithm ... RBCs and/or RBC casts ... #Differential # ... Diagnosis #Algorithm
Causes of Hematuria - Differential Diagnosis
Renal:
 - Glomerular - IgA Nephropathy, Thin basement membrane, Alport syndrome,
Causes of Hematuria ... - Differential ... - Structural - Cysts ... Anticoagulation, Facititious hematuria ... #Hematuria #Differential
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... and Diagnosis Algorithm ... • Confirm hematuria ... proteinuria, RBC casts ... #Diagnosis #Algorithm
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
pattern includes abnormalities ... Emphysema - Lung cysts ... LowAttenuation #Differential ... TractionBronchiectasis #Cysts
Causes of Dysuria - Differential Diagnosis Algorithm
Pyuria - Leukocytes on Dipstick/Microscopy
 - Bacteriuria & Hematuria -
Causes of Dysuria - Differential ... Diagnosis Algorithm ... Bacteriuria & Hematuria ... Pyelonephritis - WBC Casts ... #Diagnosis #Algorithm
Algorithm for diagnostic evaluation of patients with kidney cysts and polycystic kidney disease

#polycystic #kidney #disease #cysts
Algorithm for diagnostic ... patients with kidney cysts ... kidney #disease #cysts ... #Algorithm #diagnosis
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... Framework Gross Hematuria ... change • Gross hematuria ... : - RBC casts ... #Differential #