124 results
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
of Drug-Induced Hyperkalemia ... MunerMohamed1 #hyperkalemia ... #differential # ... diagnosis #pathophysiology ... #pharmacology #
Cardiac Arrest - H's and T's

HYPOVOLEMIA 
HYPOXEMIA 
HYPERKALEMIA 
HYPOKALEMIA 
H+ EXCESS
HYPOTHERMIA 

TENSION PNEUMOTHORAX 
TAMPONADE - CARDIAC
HYPOXEMIA HYPERKALEMIA ... HYPOKALEMIA ... TOXINS #ACLS ... #Differential #
“H’s & T’s“ - The reversible causes of Cardiac Arrest 
Hypovolemia, Hypoxia/Hypoxemia, Hydrogen Ion Excess (Acidosis),
Excess (Acidosis), Hypokalemia ... /Hyperkalemia, Hypothermia ... Coronary) #HsTs #acls ... #differential #
H’s and T’s Mnemonic - Causes of Cardiac Arrest
H's - Hypovolemia, Hypoxia, Hydrogen Ions (acidosis), Hyperkalemia
Ions (acidosis), Hyperkalemia ... / Hypokalemia, ... Arrest #Causes #differential ... #diagnosis #acls
Drugs that Impair Renal Potassium Excretion 

Decreased ENaC channel function: Amiloride, Triamterene, Pentamidine
Decreased Aldosterone Synthesis: Heparin,
Aldosterone Release: ACE ... happypillsrx/ #Hyperkalemia ... #Pathophysiology ... #Pharmacology #
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... Algorithm R/O Pseudo-hyperkalemia ... plasma [K+] #Hyperkalemia ... #Differential # ... potassium #high #pathophysiology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Hypertensive: • High Al ... aldosteronism • High Al ... Gitelman's syndrome #Hypokalemia ... #Differential #
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... - Differential ... that is leaky all ... drain wide open all ... #Differential #
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... - Differential ... Refeeding Syndrome #Hypokalemia ... #Differential # ... potassium #low #pathophysiology
BRASH Syndrome

B - Bradycardia
R - Renal failure
A - AV nodal blockade
S - Shock
H - Hyperkalemia

Typical ECG
S - Shock H - Hyperkalemia ... ) BRASH Treatment ... • Aggressive treatment ... of hyperkalemia ... diagnosis #management #pathophysiology