13 results
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
mimics, repeat testing ... → Refer to Nephrology ... and referral to Urology ... cystoscopy • Refer to Nephrology ... Algorithm #Workup #urology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... Uric Acid - Low ... Acid → renal salt wasting ... #Algorithm #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... Cerebral salt wasting ... Hypothyroidism, Low ... #algorithm #diagnosis ... #sodium #low #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential Diagnosis ... mannitol, glucosuria Low ... #Nephrology #Differential ... #Causes
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Hyperglycemia, Mannitol, Urologic ... Cerebral salt wasting ... Primary polydipsia, Low ... #Algorithm #diagnosis ... #sodium #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... volume-based algorithm Urine ... Cerebral Salt Wasting ... #differential #diagnosis ... table #sodium #nephrology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... Measure urine osmolality ... up to 3x in the setting ... #Differential #Diagnosis ... Treatment #management #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
from other causes ... A urine K/Cr ratio ... #Hypokalemia #diagnosis ... differential #potassium #nephrology ... #low
Diagnosis of Myasthenia Gravis - Physical Exam Maneuvers
 • Sustained lateral gaze for seconds to elicit
Diagnosis of Myasthenia ... ptotic eyelid will cause ... droop (Hering's law ... ) • Testing eyelid ... #neurology
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... in monitoring low-level ... infections are common causes ... #workup #diagnosis ... nephrotic #nephritic #nephrology