26 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
nodal conduction Uses ... : - Atrial fibrillation ... and atrial flutter ... biphasic T waves - Short ... #Cardiology #Digitalis
On a chest film only the outer contours of the heart are seen.
In many cases we
On a chest film ... and an obtuse angle ... Enlargement will cause ... #Anatomy #Radiology ... #CXR #Atrium #Ventricle
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... On a Chest X-Ray ... seen and in many cases ... #Diagnosis #Radiology ... Interstitial #Pattern #Differential
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(3) SVTs - atrial ... 200ms from longer pause ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Blood cultures • CXR ... early disease) • CXR ... Other: TB, M. avium ... Lung Abscess Differential ... • Vasculitis (e.g
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
300 = NSVT EKG ... capture of the atria ... may not occur Differential ... arrhythmia • Atrial ... #cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... to diagnose the case ... excludes other differentials ... PhysicalExam #JVP #Cardiology
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This is a parasternal long axis view of a young patient presenting with 3 days of
He had no chest ... x-ray and and ECG ... root, and left atrium ... In this case, the ... #Clinical #EM #Radiology
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Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
since in many cases ... we describe a chest ... visible wall #CXR ... #Lucency #Differential ... Pulmonary #Diagnosis #Radiology
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Pulmonary Edema - Differential ... Causes include: ... level <100 pg/ml EKG ... ischemic changes CXR ... #diagnosis #cardiology