38 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... disease (COPD) • Hypoxia ... • Pulmonary hypertension ... #Diagnosis #ECG ... #EKG #Management
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
(e.g low cardiac ... carrying capacity (e.g ... abnormal hemoglobin (e.g ... cannot use oxygen (e.g ... #diagnosis #causes
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
thrombus formation causes ... in transmural injury ... is reflected by ECG ... #Diagnosis #Cardiology ... Text: The Only EKG
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... evaluating for other causes ... of cardio-pulmonary ... in relation to ECG ... #EKG #Pulmonary
Myocardial Injury Classification
Chronic myocardial injury: Chronic heart failure, Cardiomyopathy, Hypertension, CKD/ESRD
Acute nonischemic myocardial injury:
 - Primary
illness, Sepsis, Pulmonary ... Respiratory failure with hypoxia ... Classification #diagnosis ... #cardiology #troponemia ... #NSTEMI
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
High altitude (eg ... to neurologic injury ... Intrapulmonary shunting (eg ... intracardiac shunting (eg ... , atrial or ventricular
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
SYPATHOMIMETICS • CARDIAC ... PHAEOCHROMOCYTOMA • PULMONARY ... DISEASE • HYPOXIA ... #Differential #Diagnosis ... #Cardiology
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
- Differential Diagnostic ... quadrant: R/O cardiac ... , pulmonary, renal ... musculoskeletal causes ... Metabolic disease (e.g
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Causes include: ... lack of acute cardiac ... level <100 pg/ml EKG ... edema • Bowel ... #cardiology
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
life-threatening causes ... Pneumothorax • Pulmonary ... embolism • Cardiac ... Initial workup: • EKG ... , PT. aPTT • Serial