16 results
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
P • ↑ Ca - short ... delta wave and short ... EKG #Checklist #diagnosis ... #cardiology #electrocardiogram ... #differential
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
/short QT syndromes ... VT* • Acquired long ... Cardiac #Arrest #cardiology ... #differential # ... diagnosis #causes
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... findings BPPV • Short-lived ... Long symptom-free ... Vertigo #Algorithm #differential ... #diagnosis #neurology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... is interstitial lung ... appreciate on a cest ... #Diagnosis #Radiology
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
500 DANGER - Short ... 360 ms: ↑ca - Long ... Approach #ECG #EKG #diagnosis ... #electrocardiogram ... #cardiology #interpretation
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
AV block 1º - long ... bradyarrhythmia #ECG #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
Differential diagnosis ... paralysis but spares ...  West Nile virus ... paralysis but spares ... relapses, requires long-term
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
deWinter T waves - starts ... Ischemia #ECG #EKG #diagnosis ... #electrocardiogram ... #cardiology #STEMI ... Interpretation #differential
Echocardiographic criteria of LV Non-compaction
Chin Criteria (1990):
 • Absence of any other coexisting cardiac structural abnormality
Views: parasternal long ... and apical • Focus ... Views: parasternal short ... #Jenni #Chin #cardiology ... #diagnosis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Diagnosis Framework ... Segment #Elevation #differential ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram