73 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Causes of Hematuria ... thrombosis • Renal ... TURP/Biopsy Renal ... #urology #nephrology ... #renal #urine #
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... and Diagnosis Algorithm ... for renal biopsy ... if cause not identified ... #Diagnosis #Algorithm
Causes of Hematuria - Differential Diagnosis
Renal:
 - Glomerular - IgA Nephropathy, Thin basement membrane, Alport syndrome,
Causes of Hematuria ... Differential Diagnosis Renal ... #Hematuria #Differential ... #Diagnosis #Causes ... #urology
Causes of Hematuria - Glomerular vs Non-glomerular

== Glomerular ==
- Glomerulonephritis 
- Thin basement membrane disease 

==
Causes of Hematuria ... Pyelonephritis - Renal ... #Glomerular #Algorithm ... Nonglomerular #Causes ... #Differential #Urology
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 ... suggest intrinsic renal ... Diagnosis #EM #IM #Urology
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 ... #Nephrology #Diagnosis
Differentiation Between Nephrotic Syndrome and Nephritic Syndrome 
== Nephrotic Syndrome ==
Onset - Insidious 
Edema - ++++
Blood
Proteinuria - ++++ Hematuria ... Red blood cell casts ... Proteinuria - ++ Hematuria ... Red blood cell casts ... Nephritic #Comparison #Table
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Injury - AKI Workup Algorithm ... osmolarity If cause ... , HIV serology, ... #AKI #Workup #Algorithm ... #causes
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 ... Nephritis #AIN #Algorithm ... #nephrology #diagnosis
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Differential Diagnosis Algorithm ... Pain/Post-op • Neurologic ... GI losses • Renal ... #Causes