35 results
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... → Refer to Nephrology ... for renal biopsy ... cystoscopy • Refer to Nephrology ... if cause not identified
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... and Workup Step ... Repeat the sodium ... #Workup #Algorithm ... #Nephrology
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... - Differential Diagnosis ... perspiration Renal ... #Causes #nephrology ... #sodium #high
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... and Differential Diagnosis ... osmolarity If cause ... #Injury #AKI #Workup ... #nephrology #causes
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
- Differential Diagnosis ... Workup Algorithm ... mOsm/kg - Implies renal ... , Ingestion Renal ... #nephrology #sodium
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
Tubule Epithelial Cells ... Renal glucosuria ... Defects #Kidney #Nephrology ... #Diagnosis #Differential ... #Table
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Pain/Post-op • Neurologic ... • Drugs • Pulmonary ... GI losses • Renal ... #Hyponatremia #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Pain/Post-op • Neurologic ... • Drugs • Pulmonary ... GI losses • Renal ... #Hyponatremia #Nephrology
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
- Normal • Renal ... - Diagnostic of ... - Renal infection ... Microscopy #Atlas #key #diagnosis ... #nephrology #casts
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
magnesium into cells ... FEMg >4% = renal ... magnesium loss if renal ... #differential #diagnosis ... #causes #nephrology