16 results
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
Nephritic vs Nephrotic ... the patient have glomerular ... hematuria (RBC casts ... Syndrome #Comparison #Algorithm ... #Nephrology #Diagnosis
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
• Evidence of glomerular ... → Refer to Nephrology ... renal biopsy • Risk ... cystoscopy • Refer to Nephrology ... if cause not identified
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... Acute Interstitial Nephritis ... sterile pyuria, WBC casts ... #AIN #Algorithm ... #nephrology #diagnosis
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Algorithm - Approach ... cell/white cell casts ... Nephrocalcinosis causes ... #Algorithm #differential ... #syndrome #nephrology
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
- TTP/HUS • Glomerular ... tubular necrosis (causes ... : sepsis, meds, ... Acute interstitial nephritis ... Classification #diagnosis #nephrology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Differential Diagnosis Algorithm ... Beer Potomania - Low ... liver failure, nephrotic ... Differential #Diagnosis #Algorithm ... #causes #nephrology
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
in monitoring low-level ... antibody, and HIV (if risk ... infections are common causes ... glomerulonephritis #nephrotic ... #nephritic #nephrology
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
treat underlying cause ... CHF, cirrhosis, nephrotic ... Stress, Nausea, ... , CNS Disease, Meds ... #diagnosis #nephrology
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
Approach to Hypomagnesemia ... Hypomagnesemia #algorithm ... differential #diagnosis #causes ... #nephrology #magnesium ... #low
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Differential Diagnosis Algorithm ... Intake: • Low ... inversely related to glomerular ... rate by tubulo-glomerular ... Pathophysiology #Nephrology