13 results
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diagnosis Algorithm - Diabetes ... Workup Step #1 ... history Step #2 ... & desmopressin test
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... water retention 1) ... Serum Osmolarity 2) ... Acid → SIADH - High ... Diagnosis #Algorithm #nephrology
Diabetes Insipidus - Diagnosis Algorithm
Tests:
 • Osmolality, Urine AND/OR
 • Osmolality, Serum or Plasma AND
 •
Plasma AND • Sodium ... Osmolality, Urine 1- ... 2 hrs post administration ... Diagnosis #Algorithm #nephrology ... #differential
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Workup Algorithm 1) ... renal mechanism 2) ... • Euvolemic: Diabetes ... Workup #Algorithm #nephrology ... #sodium
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
• Drugs • Diabetic ... PHA type l/type 2 ... • Type 1 #Hyperkalemia ... Diagnosis #algorithm #nephrology ... #potassium #differential
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
urine osm (in DI; high ... water unavailable 2) ... post-obstructive 3) Diabetes ... Treatment #management #nephrology ... #sodium
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... Ketoacidosis: Diabetic ... 2. ... Metabolic #Acidosis #differential ... diagnosis #causes #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... (Uncontrolled diabetes ... Increased K Intake: 1. ... Medications 2. ... #nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Interpretation: 1. ... 2. ... mmol/L Step 1 ... Ketoacidosis (starvation, diabetic ... Diagnosis #Summary #Nephrology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
• Prevalence: 1: ... and posterior thigh ... • Provocative Tests ... absent anal wink test ... decompression #CaudaEquina