67 results
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... Intervals - PR ... 360 ms: ↑ca - Long ... #Approach #ECG ... #EKG #diagnosis
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Differential Diagnosis Algorithm ... Dyspnea (underlying lung ... ) • Abnormal CXR ... History of cancer, lung ... #causes
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... QT via long ST ... wave and short PR ... Syncope #Syndromes #ECG ... #EKG #Checklist
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
Chest X-ray - Lung ... Nasopharyngeal PCR ... C-reactive protein (CRP ... echocardiogram, EKG ... iBookCC #COVID19 #algorithm
Extracorporeal Membrane Oxygenation (ECMO) - Basics
Mode of cardiopulmonary support used to treat pulmonary and/or cardiovascular failure
, allowing for lung ... VV) • Suppots lungs ... venous system E-CPR ... of VA-ECMO when CPR ... Assess perfusion (eg
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
AV block 1º - long ... PR intervals >120 ... 200ms from longer pause ... successively longer PR ... bradyarrhythmia #ECG
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Causes of Neutrophilia ... Differential Diagnosis Algorithm ... Solid Tumour (e.g ... Lung, Bladder, Colon ... #Causes #Hematology
Liver Mass - Differential Diagnosis Algorithm
Benign Cystic 
 • Cyst
 • Polycystic Liver Disease
 • Caroli's
Differential Diagnosis Algorithm ... • Metastases (e.g ... Lung, Colon, Breast ... Differential #Diagnosis #Algorithm ... #Causes
EKG with Cerebral T Waves in Subarachnoid Hemorrhage

ECG of a 45-year-old man who suddenly collapsed to
Subarachnoid Hemorrhage ECG ... after 2 rounds of CPR ... These ECG changes ... There is a long ... Cerebral #TWaves #ECG
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... in conduction causes ... prolonged PR and ... #Hyperkalemia #EKG ... #ECG #Changes #