11 results
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... → Evaluate for nephrolithiasis ... → Refer to Nephrology ... if cause not identified ... Hematuria #Diagnosis #Algorithm
Urine Color - Differential Diagnosis
Red Urine:
 • Medical conditions: bleeding, porphyria, factitious disorder
 • Meds: rifampin,
: • Any cause of ... Pseudomonas • Meds ... dyes typically cause ... Diagnosis #urinalysis #discoloration ... #nephrology
Causes of Nephrolithiasis - Differential Diagnosis Algorithm
Radio-opaque - Calcium-containing - 90% of stones
Radiolucent - Non-calcium 10%
Causes of Nephrolithiasis ... Differential Diagnosis Algorithm ... solubility: • Low urine ... #Nephrology #Differential ... #Causes
Management of Pediatric Kidney Stones
Acute Managment:
 • Pain relief: NSAIDs, opioids
 • Facilitating passage of stone:
retrieve stone using urine ... protein - Low sodium ... Protein diet - Urine ... Management #Pediatrics #nephrology ... #nephrolithiasis
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... water loss, Serum Sodium ... 145 mmol/L High Urine ... Hypernatremia #Nephrology ... #Causes
Possible Causes of Altered Urine Color 

Red 
    Foods: beets, blackberries, rhubarb
Possible Causes ... of Altered Urine ... tract infections, nephrolithiasis ... #Colored #Discoloration ... Differential #Diagnosis #Nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... the indicated causes ... sodium is typically ... and potassium acid ... #Algorithm #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... treated with IV potassium ... A urine K/Cr ratio ... • Diarrhea A urine ... #nephrology #low
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Differential Diagnosis Algorithm ... treat underlying cause ... , CNS Disease, Meds ... #diagnosis #nephrology ... #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based algorithm ... Urine Na+K / serum ... : SIADH, Renal Sodium ... #nephrology