11 results
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
amniotic fluid, air ... Signs: hypotension ... , tachycardia, hypoxemia ... Discontinue source of air ... attempt to aspirate air
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
Embolism The sensitivity ... Drive: • Sinus Tachycardia ... Changes • STE in aVR ... #Embolism #AcutePE ... #diagnosis #cardiology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... abutting the pleura, air-bronchograms ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... is positive in aVR ... VT #VTach #SVT #Comparison ... #ekg #cardiology ... #diagnosis #electrocardiogram
Pertinent Chest x-ray Findings in the Trauma Patient and Implications
Respiratory distress without x-ray findings - Central
pneumothorax or air ... (loculated air) ... abdominal viscus #cxr ... chestxray #trauma #diagnosis ... #signs #radiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
ST elevation in aVR ... V2 • Wellens sign ... pain • Wellens sign ... #EKG #diagnosis ... #differential #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
depression in aVR ... depression in aVR ... complex Pulmonary Embolism ... block; and sinus tachycardia ... #cardiology #ecg
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
effusion fluid or air ... indicated, start CPR ... • Diagnostic ... examination and vital signs ... Intraoperative #Checklist
It can be difficult to distinguish these three entities.
There are two diagnostic hints for further differentiation:
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There are two diagnostic ... expiratory scans for air ... chronic pulmonary embolism ... bronchiolitis with air ... #Attenuation #Comparison
Post Cardiac Catheterization Complications
Access site complications
 • Hematoma - Pain, swelling, bruising
 • Retroperitoneal bleed -
, hypotension, tachycardia ... with bruit • AV ... Thrombosis or embolism ... nephropathy - Rise in Cr ... #differential #diagnosis