3795 results
Pheochromocytoma - Diagnosis and Management Summary
10 percent rule = 10% of pheochromocytomas are extra-adrenal, multiple, bilateral,
Diagnosis and Management ... hypotension (may reflect low ... loss, polyuria, polydipsia ... blood pressure management ... blood pressure management
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Consider: Primary polydipsia ... , Low solute intake
Diagnostic Approach to Hyponatremia
Box A:
 • Normo/hyperosmolar Hyponatremia: Glucose, Mannitol, Glycine, Contrast media, Maltose
 • Pseudohyponatremia:
Box C: Primary Polydipsia ... , Low Na intake,
Low-Flow Priapism Treatment #Management #Anatomy #Urology #Ischemic #Priapism #Overview #RebelEM
Low-Flow Priapism ... Treatment #Management
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Hypothyroidism, Low ... deficiency, Primary polydipsia ... diagnosis #sodium #low
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Water: • Primary polydipsia ... "psychogenic polydipsia ... • Central Dl (Low
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Beer Potomania - Low ... • Psychogenic Polydipsia
Diabetic Ketoacidosis (DKA) - Diagnosis and Management Summary

Symptoms:
• Abdominal pain
• Nausea
• Polyuria
• Polydipsia
• Vomiting
• Weight loss
•
Diagnosis and Management ... • Polyuria • Polydipsia ... Ketoacidosis #Diagnosis #Management
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
cardiac output) - Low ... SvO2 → Low PaO2 ... COHb, MetHb) - Low ... CaO2 → Low SvO2 ... → Low PaO2 CYTOPATHIC
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
100): Primary polydipsia ... , Low solute intake