73 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Secondary to chronic lung ... • Hypoxia • Pulmonary ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
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 ... #EKG #Pulmonary ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
EKG with Cerebral T Waves in Subarachnoid Hemorrhage

ECG of a 45-year-old man who suddenly collapsed to
EKG with Cerebral ... Subarachnoid Hemorrhage ECG ... Cerebral #TWaves #ECG ... #EKG #Electrocardiogram ... Hemorrhage #SAH #Cardiology
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... • Carbapenem (e.g ... #Abscess #Diagnosis ... #Pulmonary #Clinical ... #CXR #ChestXRay
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... QT via long ST ... Syncope #Syndromes #ECG ... #EKG #Checklist ... #diagnosis #cardiology
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... carcinoma of the lung ... CNS pathology (e.g ... pathology (e.g. ... #Table #Causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... High altitude (eg ... shunting (eg, pulmonary ... intracardiac shunting (eg ... #Differential #Diagnosis
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... prolonged PR and QT ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes ... #Progression #Table
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
since in many cases ... visible wall #CXR ... #Differential #Table ... #Pulmonary #Diagnosis ... #Radiology
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... 360 ms: ↑ca - Long ... #Approach #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology