23 results
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... • Nephrogenic Diabetes ... solute load #Polyuria ... Diagnosis #Algorithm #causes ... #nephrology
Diabetic Ketoacidosis (DKA) - Diagnosis and Management Summary

Symptoms:
• Abdominal pain
• Nausea
• Polyuria
• Polydipsia
• Vomiting
• Weight loss
•
Diabetic Ketoacidosis ... Abdominal pain • Nausea ... • Polyuria • ... Polydipsia • Vomiting ... #Diabetic #Ketoacidosis
Diabetic Ketoacidosis (DKA) - Diagnosis and Management Summary

Symptoms:
• Abdominal pain
• Nausea
• Polyuria
• Polydipsia
• Vomiting
• Weight loss
•
Diabetic Ketoacidosis ... Abdominal pain • Nausea ... • Polyuria • ... Polydipsia • Vomiting ... #Diabetic #Ketoacidosis
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... Loss - DDAVP -> Uosm ... Insipidus - DDAVP -> Uosm ... #Nephrology #Differential ... Diagnosis #Algorithm #Causes
Urine chemistry tests for the diagnostic evaluation of a patient with polyuria
UOsm <100 mOsm/Kg (H2O diuresis)
a patient with polyuria ... polydipsia • Diabetes ... (uncontrolled diabetes ... - Mannitol #polyuria ... differential #diagnosis #nephrology
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Polyuria - Differential ... osmolality > 300 mosm ... osmolality < 100 mosm ... /kg • Diabetes ... Diagnosis #Algorithm #nephrology
Diabetic Ketoacidosis (DKA) - Pathogenesis and Clinical Findings
 • Note: in DKA, body K+ is lost
Diabetic Ketoacidosis ... osmotic diuresis & vomiting ... Polyphagia • Polyuria ... , vomiting (Incr ... endocrinology #diabetes
DKA DIAGNOSTIC CRITERIA:
1. Serum glucose >250 mg/dL
2. Arterial pH <7.3
3. Serum bicarbonate <18 mEq/L
4. At least
patients with type 2 diabetes ... have new-onset diabetes ... are Euglycemic Diabetic ... with anorexia, vomiting ... , vomiting, abdominal
Pathyophysiology - hyperglycemic crises in patients with diabetes 
Key signs/symptoms of HHS/DKA:
Both: Polyuria, polydipsia, weight loss,
hyperglycemic crises ... patients with diabetes ... symptoms of HHS/DKA ... : Both: Polyuria ... , hypotension) DKA
Typical Clinical Features of DKA:
 - 
Acetone breath 
 - Tachycardia 
 - Soft Bp
Clinical Features of DKA ... respirations - Nausea ... /vomifing - Abdominal ... pain - Polyuria ... #Diagnosis #Diabetic