28 results
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
maintained fever CAUSES ... hyperthermia crisis (late sign ... #Hyperthermia #Differential ... #Anesthesia #Checklist ... #Diagnosis #Management
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... #EKG #diagnosis ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
J point • De Winter ... V2 • Wellens sign ... pain • Wellens sign ... #EKG #diagnosis ... #differential #
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... depression • T wave ... is conscious, symptoms ... Anesthesiology #Anesthesia ... Intraoperative #Checklist #Diagnosis
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... are enough to diagnose ... the case as Typical ... excludes other differentials ... ’s called Frog sign
High Central Neuraxial Block - Guidelines for Crises in Anaesthesia
• Can occur with deliberate or accidental
Symptoms are ... of unrelieved aorto-caval ... that may mimic signs ... and symptoms, including ... Intraoperative #Checklist #Diagnosis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... Diagnosis Framework ... STE: "Pardee's sign ... #ecg #ekg #electrocardiogram
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Tuberculosis: can cause ... Serum DHEAS Diagnosis ... Administer 250 mcg ... addisons #disease #endocrinology ... #diagnosis #signs
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Signs: hypotension ... decreased ETCO2 Symptoms ... Consider thrombolysis e.g ... Anesthesiology #Anesthesia ... Intraoperative #Checklist #Diagnosis
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Diagnosis Approach ... renal bruit or signs ... Coarctation of aorta ... Vasculitis • Endocrinologic ... #Differential #