16 results
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
- Differential ... >50% - Proper kidney ... - Unresponsive Kidney ... • Nephrogenic ... #Nephrology #Differential
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Insipidus • Nephrogenic ... solute load #Polyuria ... #Differential # ... Algorithm #causes #nephrology
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
- Differential ... Mimics (↑ urine ... - Strong Medicine ... #Differential # ... Diagnosis #Causes #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
- Differential ... 145 mmol/L High Urine ... diuresis (see Polyuria ... glucosuria Low Urine ... #Nephrology #Differential
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
history, exam, and urine ... DI; high dilute urine ... , Dehydration: neurologic ... Diagnosis #Treatment #management ... #nephrology #sodium
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Algorithm 1) Check Urine ... insipidus (central or nephrogenic ... #Differential # ... Workup #Algorithm #nephrology
Urine Specific Gravity - Interpretation
Specific Gravity = Density of urine / Density of water
SG close to
1.010: • Advanced kidney ... Eric Strong @DrEricStrong ... - Strong Medicine ... Interpretation #diagnosis #differential ... #nephrology
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Eric Strong @DrEricStrong ... #Hypernatremia ... #Management #Algorithm ... #Sodium #nephrology
Management of Pediatric Kidney Stones
Acute Managment:
 • Pain relief: NSAIDs, opioids
 • Facilitating passage of stone:
Management of Pediatric ... Kidney Stones Acute ... Managment: • Pain ... using urine strainer ... #Pediatrics #nephrology
Distal Renal Tubular Acidosis (RTA)  Type 1 

Totally scuppers the kidney's acidification mechanism. Will be
Totally scuppers the kidney's ... Failure to acidify urine ... Distal #Diagnosis #Management ... #Nephrology #Causes ... #Differential #