21 results
Polyuria - Differential Diagnosis
Solute Diuresis
 • Na intake/saline
 • Glucosuria: Hyperglycemia, SGLT-2 inhibitors
 • Urea: Exogenous
Polyuria - Differential ... Resolution of AKI • Mannitol ... @kdjhaveri #Polyuria ... Differential #Diagnosis #Causes
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... Differential Diagnosis Algorithm ... Mellitus) • Mannitol ... Differential #Diagnosis #Algorithm ... #Causes
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... Differential Diagnosis Algorithm ... diuresis (see Polyuria ... scheme) e.g., mannitol ... #Causes
Diabetic Ketoacidosis (DKA) - Diagnosis and Management Summary

Symptoms:
• Abdominal pain
• Nausea
• Polyuria
• Polydipsia
• Vomiting
• Weight loss
•
Ketoacidosis (DKA ... Abdominal pain • Nausea ... • Polyuria • ... , and death DKA ... 200 mg/dL #DKA
Pathyophysiology - hyperglycemic crises in patients with diabetes 
Key signs/symptoms of HHS/DKA:
Both: Polyuria, polydipsia, weight loss,
hyperglycemic crises ... symptoms of HHS/DKA ... : Both: Polyuria ... , hypotension) DKA ... #EM #IM #Endo #DKA
Diabetic Ketoacidosis (DKA) - Diagnosis and Management Summary

Symptoms:
• Abdominal pain
• Nausea
• Polyuria
• Polydipsia
• Vomiting
• Weight loss
•
Ketoacidosis (DKA ... Abdominal pain • Nausea ... • Polyuria • ... , and death DKA ... 200 mg/dL #DKA
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... gliflozins) • Other: Mannitol ... Hypercalcemia Polyuria ... EricsMedicalLectures/ #Polyuria ... Differential #Diagnosis #Causes
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Diagnosis Algorithm ... solute load #Polyuria ... Differential #Diagnosis #Algorithm ... #causes #nephrology
Diabetic Ketoacidosis (DKA) - Pathogenesis and Clinical Findings
 • Note: in DKA, body K+ is lost
Ketoacidosis (DKA ... Findings • Note: in DKA ... out of cells may cause ... Treating DKA: 1) ... Polyphagia • Polyuria
Increased Urinary Frequency - Differential Diagnosis Algorithm
Non-increased urine volume (<2mL/min), Rule out polyuria
Extrinsic to Urinary Tract:
Differential Diagnosis Algorithm ... min), Rule out polyuria ... Differential #Diagnosis #Algorithm ... #Causes