42 results
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
(Negative urine ... • Fanconi's syndrome ... (Positive urine ... polyangiitis (GPA) / microscopic ... #Nephrology #Differential
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
and Nephrotic Syndromes ... Nephritic syndrome—due ... RBC casts in urine ... Proteinuria often ... #Nephrology #Diagnosis
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
Nephritic vs Nephrotic Syndrome ... hematuria and/or proteinuria ... nephrotic/nephritic syndromes ... dysmorphic RBCs in urine ... Comparison #Algorithm #Nephrology
Drug-Induced Acute Kidney Injury - Sites of Action Along the Nephron

#DrugInduced #AcuteKidneyInjury #AKI #Nephrology #Pathophysiology #Pharmacology
Drug-Induced Acute ... Action Along the Nephron ... AcuteKidneyInjury #AKI #Nephrology ... #Pathophysiology
Localization of Renal Tubular Defects
Fanconi Syndrome: Proximal tubule
Bartter Syndrome: Thick ascending loop of Henle
Gitelman Syndrome: Distal
Defects Fanconi Syndrome ... tubule Bartter Syndrome ... #Localization #Nephron ... #Defects #Pathophysiology ... #Nephrology
Sulfa Crystals on Urine Microscopy
Sulfa Crystal!  Drug-induced crystalluria is a cause of acute renal failure
Sulfa Crystals on Urine ... Microscopy Sulfa ... is a cause of acute ... #Microscopy #crystalluria ... #clinical #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
disease - Alport syndrome ... pain hematuria syndrome ... - Proteinuria ... • Nutcracker syndrome ... causes #urology #nephrology
Urine Specific Gravity - Interpretation
Specific Gravity = Density of urine / Density of water
SG close to
Urine Specific Gravity ... Gravity = Density of urine ... Dehydration • SIADH (syndrome ... Glycosuria • Proteinuria ... #differential #nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
repeat testing • Acute ... WBCs, or urine ... glomerular bleeding (proteinuria ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
hemolytic-uremic syndrome ... arbitrarily defined as urine ... Nephrocalcinosis causes nephron ... #nephrotic #syndrome ... #nephrology