12 results
The cardiac cycle describes each heart beat, incorporating relaxation and contraction. Phase one describes diastole and
The cardiac cycle ... and then to its peak ... valve closes and ... second, smaller peak ... #Pathophys #Cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... of cardio-pulmonary ... common finding) • Atrial ... also a result of atrial ... AcutePE #diagnosis #cardiology
On a chest film only the outer contours of the heart are seen.
In many cases we
On the lateral view ... Enlargement will cause ... #Anatomy #Radiology ... #CXR #Atrium #Ventricle ... #Cardiac #Chambers
The location of the cardiac valves is best determined on the lateral radiograph.
A line is drawn
location of the cardiac ... The pulmonic and aortic ... enlargement of the left atrium ... Clinical #Diagnosis #Radiology ... #CXR #Lateral #
This is a parasternal long axis view of a young patient presenting with 3 days of
x-ray and and ECG ... root, and left atrium ... In this case, the ... #Clinical #EM #Radiology ... #POCUS #CardiacUS
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 ... Awaves #AVNRT #PhysicalExam ... #JVP #Cardiology
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
mSv 1 year - Barium ... mSv 4 years - Cardiac ... - Tomography (PET ... #PatientInfo #Radiology ... Imaging #ChestXRay #CXR
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
CA • Involves aortic ... Libman Sacks) • Atrial ... ↑ ESR, CRP • EKG ... block, annular or aortic ... diagnosis #management #cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
muscle twitching CARDIAC ... Nonarrhythmic Cardiac ... ., aortic insufficiency ... regurgitation • Severe aortic ... #Palpitations #Cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Prolonged R wave peak ... Post-cardioversion • Acute aortic ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram