19 results
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
hematuria (RBC casts ... dysmorphic RBCs in ... urine)? ... Syndrome #Comparison #Algorithm ... #Nephrology #Diagnosis
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
and concentrated urine ... Granular - May ... Muddy-brown" heme-granular ... #Differential #Microscopy ... #Diagnosis #Nephrology
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... eosinophiluria, microscopic ... tubular proteinuria, granular ... #AIN #Algorithm ... #nephrology #diagnosis
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Diagnosis Baseline ... microscopy / urinary ... • Interstitial nephritis ... #Diagnosis #nephrology ... #causes
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... suggestive of nephrotic ... ) • Granular Casts ... #Urine #Microscopy ... #diagnosis
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... and Diagnosis Algorithm ... unilateral flank pain ... → Refer to Nephrology ... #Algorithm #Workup
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
CHF, cirrhosis, nephrotic ... Pain. ... , CNS Disease, Meds ... #Algorithm #diagnosis ... #nephrology #sodium
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... - Diagnostic of ... renal disease • Granular ... #key #diagnosis ... #nephrology #casts
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
stimulus to ADH • Pain ... Cirrhosis • Nephrotic ... Hypo-osmolar urine ... #Hyponatremia #Nephrology ... #Algorithm #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
stimulus to ADH • Pain ... Cirrhosis • Nephrotic ... Hypo-osmolar urine ... #Hyponatremia #Nephrology ... #Algorithm #Causes