47 results
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... specificity for EKG ... EKG is helpful in ... evaluating for other causes ... cardionerds #EKG
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Intraoperative Cardiac ... 12-lead ECG machine ... CM5 continuous ECG ... Obtain a 12-lead ECG ... #Checklist #Diagnosis
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... (usually IgM) (e.g ... deficiencies (e.g ... Hemoglobinopathies (e.g ... Membrane defects (e.g
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
r/o hemorrhage and ... Cardioembolic: • ECG ... +/- TEE (high Afib ... v Holter (r/o Afib ... workup #diagnosis #checklist
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Causes include : ... (e.g. heparin contamination ... inhibitory drugs (e.g ... specific inhibitor (e.g ... #differential #hematology
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Intraoperative Circulatory ... Consider thrombolysis e.g ... over 2 h (>65 kg ... Anesthesiology #Anesthesia #Intraoperative ... #Checklist #Diagnosis
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
maintained fever CAUSES ... Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... malignant syndrome (e.g ... Anesthesiology #Anesthesia #Checklist
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
in Anaesthesia Caused ... , e.g. central line ... pericardiocentesis kit (eg ... Anesthesiology #Anesthesia #Intraoperative ... #Checklist #Diagnosis
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
hypovolaemia or combined causes ... positioning (e.g ... (eg steroid dependency ... Anesthesiology #Anesthesia #Intraoperative ... #Checklist #Diagnosis
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Nonspecific inhibitors e.g ... to one factor e.g ... e.g. heparin ... inhibitory drugs e.g ... Nonspecific inhibitor e.g