36 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
- Differential Diagnosis ... Workup Algorithm ... 1) Check Urine ... #Workup #Algorithm ... #nephrology #sodium
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... and Diagnosis Algorithm ... → Refer to Nephrology ... if cause not identified ... #Algorithm #Workup
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... Algorithm and Differential ... Diagnosis Baseline ... #Diagnosis #nephrology ... #causes
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 (RBC casts ... dysmorphic RBCs in urine ... #Comparison #Algorithm ... #Nephrology #Diagnosis
Causes of Generalized Edema - Differential Diagnosis Algorithm
Overfill (Increased renal sodium retention, Urine Na > 40meq/L)
Causes of Generalized ... Algorithm Overfill ... Increased renal sodium ... retention, Urine ... #Algorithm #Causes
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential Diagnosis ... water loss, Serum Sodium ... Hypernatremia #Nephrology ... #Algorithm #Causes
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
uric acid >4 • Urine ... Cirrhosis, Nephrotic syndrome ... #Hyponatremia #algorithm ... #diagnosis #sodium ... #low #nephrology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... Algorithm Persistent ... • Fanconi's syndrome ... #Proteinuria #Nephrology ... #Algorithm #Causes
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
- Differential Diagnosis ... Algorithm Volume ... (late) • High Urine ... #Algorithm #Nephrology ... #Causes
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
and Workup Step ... Repeat the sodium ... • nephrotic syndrome ... #Workup #Algorithm ... #Nephrology