52 results
Cardiac Arrest - H's and T's

HYPOVOLEMIA 
HYPOXEMIA 
HYPERKALEMIA 
HYPOKALEMIA 
H+ EXCESS
HYPOTHERMIA 

TENSION PNEUMOTHORAX 
TAMPONADE - CARDIAC
H's and T's HYPOVOLEMIA ... HYPOKALEMIA ... THROMBOSIS - MI ... TOXINS #ACLS ... #Differential #
“H’s & T’s“ - The reversible causes of Cardiac Arrest 
Hypovolemia, Hypoxia/Hypoxemia, Hydrogen Ion Excess (Acidosis),
The reversible causes ... Cardiac Arrest Hypovolemia ... /Hyperkalemia, Hypothermia ... Coronary) #HsTs #acls ... #differential #
H’s and T’s Mnemonic - Causes of Cardiac Arrest
H's - Hypovolemia, Hypoxia, Hydrogen Ions (acidosis), Hyperkalemia
T’s Mnemonic - Causes ... / Hypokalemia, ... Cardiac #Arrest #Causes ... #differential # ... diagnosis #acls
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 ... #workup #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Hypertensive: • High Al ... aldosteronism • High Al ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential ... Clinicians should also ... #differential # ... #nephrology #potassium
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
injury, Early ALS ... Hyperreflexia: • Hypocalcemia ... Eclampsia, Late ALS ... #differential # ... diagnosis #table #neurology
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... Thrombocytosis: cells lyse as ... #Differential # ... Diagnosis #Algorithm #causes ... potassium #high #pathophysiology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Hypokalemia ... Hyperkalemia ... ACE-Is and ARBs ... Metabolic #Acidosis #differential ... #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
complications such as ... wasting from other causes ... suggests extra-renal causes ... diagnosis #Algorithm #differential ... #potassium #nephrology