21 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... excludes other differentials ... ’s called Frog sign ... #PhysicalExam #JVP ... Cardiology #Neck #Frog #Sign
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... V2 • Wellens sign ... pain • Wellens sign ... #Equivalents #ECG ... #EKG #diagnosis
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... #Ischemia #ECG ... #EKG #diagnosis
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 ... hyperthermia crisis (late sign ... #Hyperthermia #Differential
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... is conscious, symptoms ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Diagnosis Algorithm ... • Meningeal signs ... ) • Systemic symptoms ... and signs (e.g. ... CNS infection (e.g
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... for secondary causes ... organ-specific signs ... or symptoms (eg ... #Differential #
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... STE: "Pardee's sign ... (Eiffel Tower sign ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Causes: thrombus ... Signs: hypotension ... decreased ETCO2 Symptoms ... Consider thrombolysis e.g ... over 2 h (>65 kg
Ascites - Diagnostic Approach and Differential Diagnosis
The most common causes: cirrhosis, malignancy and heart failure. Approx
The most common causes ... more than one cause ... (e.g. cirrhosis ... dullness, puddle sign ... incisional). 3) Signs