48 results
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
repolarization in the setting ... JTc=QTc-QRS When ... Interval #JTInterval #QTc ... pathophysiology #ekg ... #ecg #cardiology
Transposition of Great Arteries (TGA) on Chest XRay
 - Oval Shaped Cardiac Silhouette 
 - Narrow
- Increased pulmonary ... vasculature - Egg-on-a-string ... GreatArteries #TGA #CXR ... #ChestXRay #Radiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... EKG is helpful in ... evaluating for other causes ... #EKG #Pulmonary ... AcutePE #diagnosis #cardiology
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
Tc-99m radionuclide ... #PatientInfo #Radiology ... Doses #Imaging #ChestXRay ... #Comparison #Table ... #Risks #Testing
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... Digoxin effect on ECG ... Electrocardiogram #EKG ... #Cardiology #Digitalis ... #ECG
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
de Pointes • "Twisting ... that prolong the QT ... TorsadesDePointes #Diagnosis #Cardiology ... #ECG #EKG
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... @AmyChung #EKG ... Interpretation #ECG ... Electrocardiogram #cardiology
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 ... These ECG changes ... #EKG #Electrocardiogram ... Hemorrhage #SAH #Cardiology
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... CNS pathology (e.g ... hemorrhage) - Pulmonary ... pathology (e.g. ... #Causes #Sodium
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
on ECG Mid ... Triage EKG (no prior ... #Embolism #ECG ... #EKG #Electrocardiogram ... #clinical #cardiology