23 results
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
proteinuria, RBC casts ... , dysmorphic RBCs ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology ... if cause not identified
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
hematuria (RBC casts ... or dysmorphic RBCs ... in urine)? ... Comparison #Algorithm #Nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria: Red/Dark urine ... 1ml blood/liter urine ... examination of urine ... vasculitis - Dysmorphic ... #urology #nephrology
Urine Microscopy Instructions
1) Spin fresh urine sample (10-15mL) in a centrifuge for 3-5 minutes - Don't
Urine Microscopy ... Instructions 1) ... under lower power (casts ... #Microscopy #Instructions ... #nephrology #diagnosis
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... urinary tract • Dysmorphic ... also be seen if urine ... contamination #Urine ... key #diagnosis #nephrology
Urine Microscopy Instructions - How to spin urine

1. Collect a fresh urine sample (5 – 10
Urine Microscopy ... Instructions - ... the better, as casts ... #Instructions # ... Procedure #Urinalysis #Nephrology
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
GN • Active Urine ... Sediment (dysmorphic ... RBC, RBC casts, ... Glomerulonephritis #MPGN #nephrology
Urine Microscopy - Urinary Sediment Examination Instructions
Preparation of the urine for microscopic examination:
 • Clean catch
Sediment Examination Instructions ... up by cells or casts ... for identifying dysmorphic ... protein matrix of casts ... #Examination #Instructions
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
Treat underlying cause ... : • Causes can ... Saline: • If Urine ... #hyponatremia #nephrology ... #treatment
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
SIADH Treatment ... Treat underlying cause ... 0.9% NS • If Urine ... #hyponatremia #nephrology ... #treatment