19 results
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... proteinuria, RBC casts ... → Refer to Nephrology ... for renal biopsy ... cystoscopy • Refer to Nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
: Red/Dark urine ... 1ml blood/liter urine ... : - RBC casts ... Diagnosis #causes #urology ... #nephrology #renal
Sulfa Crystals on Urine Microscopy
Sulfa Crystal!  Drug-induced crystalluria is a cause of acute renal failure
Sulfa Crystals on Urine ... Drug-induced crystalluria ... cause of acute renal ... #Microscopy #crystalluria ... #clinical #nephrology
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 ... RBCs in urine)? ... Comparison #Algorithm #Nephrology
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... cells - Normal • Renal ... also be seen if urine ... contamination #Urine ... key #diagnosis #nephrology
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
hematuria. ... RBC casts in urine ... but in severe cases ... #Proteinuria #Nephrology
Hematuria in Post-Renal Transplant Patient
Prevalence up to 12% in the postrenal transplant patient
 • Bacterial: Escherichia
Hematuria in Post-Renal ... TheIDtrivia #Hematuria ... #Renal #Transplant ... kidney #blood #urine ... management #treatment #nephrology
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... and concentrated urine ... tubulointerstitial nephritis, renal ... edgarvlermamd - Nephrology ... Microscopy #Diagnosis #Nephrology
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
3 months Pre-Renal ... Atheroemboli • Renal ... Family history, ultrasound ... Sterile pyuria, WBC casts ... KidneyDisease #Nephrology
Staphylococcus-associated GlomeruloNephritis - Diagnosis and Management Summary
CLINICAL
 • Nephritic syndrome (Casts)
 • Marked proteinuria (may be
Nephritic syndrome (Casts ... • Often severe renal ... 15% macroscopic haematuria ... available • Renal ... GlomeruloNephritis #nephrology