11 results
“H’s & T’s“ - The reversible causes of Cardiac Arrest 
Hypovolemia, Hypoxia/Hypoxemia, Hydrogen Ion Excess (Acidosis),
The reversible causes ... Ion Excess (Acidosis ... Pneumothorax, Thrombosis (Pulmonary ... Coronary) #HsTs #acls ... #differential #
H’s and T’s Mnemonic - Causes of Cardiac Arrest
H's - Hypovolemia, Hypoxia, Hydrogen Ions (acidosis), Hyperkalemia
- Hypovolemia, Hypoxia ... Hydrogen Ions (acidosis ... Thromboembolism (Pulmonary ... #differential # ... diagnosis #acls
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... Transverse myelitis • Hematology ... Additional: - Acidosis ... #dyspnea #sob #differential ... #pulmonary
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
(e.g low cardiac ... Nick Mark MD @nickmmark ... #summary #pulmonary ... #differential # ... diagnosis #causes
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Acute and Chronic Causes ... of Dyspnea - Differential ... Diagnosis Pulmonary ... Valvular disease Head/Neck ... Chronic: Metabolic acidosis
Adult ACLS - Cardiac Arrest Algorithm - AHA 2020
CPR Quality:
 • Push hard (at least 2
subsequent doses should ... intra-arterial Reversible Causes ... • Hypovolemia, Hypoxia ... Hydrogen ion (acidosis ... , Thrombosis, (pulmonary
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
- Differential ... What we should be ... recognized and should ... output - Acute pulmonary ... #Elevation #Differential
Adult Cardiac Arrest - ACLS Circular Algorithm - AHA 2020
CPR Quality:
 • Push hard (at least
subsequent doses should ... intra-arterial Reversible Causes ... • Hypovolemia, Hypoxia ... Hydrogen ion (acidosis ... , Thrombosis, (pulmonary
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
- Polycythemia Differential ... Polycythemia - Acquired Causes ... : • Hypoxia-driven ... : Cardiac/pulmonary ... Paraneoplastic (e.g
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... should be discordant ... QRS complex Pulmonary ... voltage Other Causes