100 results
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
and Features of Hyponatremia ... Hypervolemic hypernatremia ... Glucocorticoid deficit - Hypokalemia ... Drugs - SIADH Renal ... Differential #Diagnosis #Table
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Transcellular Shift ... Medications Renal ... Losses Non-renal ... Diagnosis #Algorithm #nephrology
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Causes of Hyperkalemia ... Transcellular Shift ... #Hyperkalemia ... #Nephrology #Differential
Hyperkalemia - Differential Diagnosis - Impaired Excretion vs Redistribution

Impaired Urinary Excretion 
 - Renal failure
 -
Hyperkalemia - Differential ... Excretion - Renal ... - Exercise - Hyperkalemic ... DrEricStrong #Hyperkalemia ... Differential #Diagnosis #Table
Renal Tubular Acidosis (RTA) Diagnosis and Management
 • Distal (type 1) RTA
 • Proximal (type 2)
Renal Tubular Acidosis ... type 2) RTA • Hyperkalemic ... 4) RTA #rta #Renal ... Diagnosis #Management #nephrology ... #table
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... hormone secretion Hypervolemia ... failure Hypervolemia ... Cardiac failure #Hyponatremia ... Algorithm #Causes #nephrology
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Etiologies of Hypernatremia ... - Chronic hypokalemia ... - Various renal ... diseases (e.g. renal ... Differential #Diagnosis #Table
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
Hyperkalemia Treatment ... • IV Fluids Shift ... (if preserved renal ... LouLectures #Hyperkalemia ... management #potassium #nephrology
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... mmol/L - true hyponatremia ... HYPOVOLEMIC • extra-renal ... - fevers • renal ... Workup #Algorithm #Nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Intracellular Shift ... Renal artery stenosis ... NephTwitter) #Hypokalemia ... Causes #Workup #Nephrology