30 results
Aortic Dissection Pearls
Aortic dissection is caused by a tear in the tunica intima, the innermost layer
the wall of the aorta ... chest/abd/back pain ... Pulse deficit/differential ... BP: • Control pain ... #Dissection #diagnosis
Aortic Root Sign

The aortic root sign an anomalous circumflex coronary artery (ACCA) that emerges from the
Aortic Root Sign ... coronary sinus. and travels ... underneath the aorta ... #Aortic #Root #Sign ... #cardiology #diagnosis
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
J point • De Winter ... V2 • Wellens sign ... • Wellens sign ... Equivalents #ECG #EKG #diagnosis ... #differential #
Signs of Pulmonary Hypertension on Chest CT
 • Main PA is dilated and larger than the
Signs of Pulmonary ... on Chest CT • Main ... the ascending aorta ... Carina crossover sign ... Radiology #cardiology #diagnosis
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
: Acute STEMI, Aortic ... Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... -4 can have no pain ... Interpretation #differential
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Features That Differentiate ... associated with rheumatologic ... such as MI or aortic ... Pericarditis #Symptoms #Signs ... comparison #Table #Diagnosis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Diagnosis Framework ... STE: "Pardee's sign ... (Eiffel Tower sign ... Post-cardioversion • Acute aortic
Aortoenteric Fistula - Diagnosis and Management Summary
Epidemiology:
• Uncommon but life-threatening
• Most common site of bowel connection
duodenum Clinical Signs ... Bleeding, abdominal pain ... • Should be on differential ... de novo between aorta ... or within the aorta
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Diagnosis Primary ... : • Aorta: Dissection ... #Differential # ... Diagnosis #causes
Vasculitis - Break down based on vessel size 
Distribution of vessel involvement by large vessel vasculitis,
of vessel, from aorta ... left to right) aorta ... #Diagnosis #Rheumatology ... #Differential #