15 results
Hypercalcemia - EKG Findings
Causes of Hypercalcemia 
• Malignancy 
• Milk-alkali syndrome 
• Vitamin D toxicity 
•
Hypercalcemia - EKG ... Milk-alkali syndrome • Vitamin ... Hypercalcemia #EKG ... #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
to one factor e.g ... e.g. heparin ... inhibitory drugs e.g ... #Causes #diagnosis ... #differential #hematology
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... malignant syndrome (e.g ... amphetamines) Toxic: • Radiologic ... #Checklist #Diagnosis
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
Originates from single focus ... by drugs that prolong ... TorsadesDePointes #Diagnosis ... #Cardiology #ECG ... #EKG
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
(e.g. heparin contamination ... inhibitory drugs (e.g ... specific inhibitor (e.g ... ) • Severe vitamin ... #Causes #diagnosis
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG ... consultation with cardiology ... Anesthesiology #Anesthesia
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Pulmonary Embolism on ECG ... Triage EKG (no prior ... Pulmonary #Embolism #ECG ... #EKG #Electrocardiogram ... #clinical #cardiology
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
Guidelines for Crises ... Consider known drug causes ... (eg. remifentanil ... Intraoperative #Checklist #Diagnosis ... Management #Workup #Cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... - Differential Diagnosis ... inversion and a prolonged ... #cardiology #ecg ... #ekg #electrocardiogram
Neuroprotection following Cardiac Arrest - Guidelines for Crises in Anaesthesia
Outcome from cardiac arrest is determined by
Guidelines for Crises ... Obtain 12-lead ECG ... and discuss with cardiology ... Anesthesiology #Anesthesia ... Intraoperative #Checklist #Diagnosis