12 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
- Ischemia MI ... = Biomarkers + ECG ... Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... #ECG #EKG #diagnosis
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... V2 • Wellens sign ... pain • Wellens sign ... #Equivalents #ECG ... #EKG #diagnosis
Cardiac Amyloid - Diagnosis, Signs, Symptoms and Management

Clinical Presentation
- exertional dyspnea
- peripheral edema
- exertional syncope
- peripheral
Cardiac Amyloid ... - Diagnosis, Signs ... AL) - Kussmaul sign ... despite hx HTN) EKG ... #Signs #Symptoms
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... of cardiac ischaemia ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Diagnosis and Management ... Full Set of Vital Signs ... telemetry, 12-Lead EKG ... crackles, elevated JVP ... Cardiac surgery?
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
AKI, acute limb ischemia ... WBC >100k, + lab signs ... unless worrisome EKG ... with tetany or cardiac ... TLS #diagnosis #management
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Signs: hypotension ... unexplained loss of cardiac ... Consider thrombolysis e.g ... over 2 h (>65 kg ... Intraoperative #Checklist
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
iatrogenic causes, e.g ... pericardiocentesis kit (eg ... examination and vital signs ... Intraoperative #Checklist ... #Diagnosis #Management
The chemical formula of Digoxin is C41 H64 O14.
Digoxin (Cardiac glycoside) reversibly inhibits the sodium-potassium-ATPase, causing
Digoxin (Cardiac ... comorbid conditions (eg ... hypercalcemia, myocardial ischemia ... often the first sign ... effect" on the ECG
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
/crush injury, ischemia ... heparinized tube) • ECG ... bradycardia → sine wave ... line, stabilizes cardiac ... hypertonic Amp IVP