31 results
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
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... J point • De Winter ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... to diagnose the case ... excludes other differentials ... ’s called Frog sign ... Cardiology #Neck #Frog #Sign
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... STE: "Pardee's sign ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
risk factors (eg ... hypertension (eg ... hypertension (eg ... Coarctation of aorta ... Vasculitis • Endocrinologic
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... ) • Systemic symptoms ... and signs (e.g. ... CNS infection (e.g ... Diagnosis #Algorithm #neurology
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
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... pylori test (GI symptoms ... function test, ANA (e.g ... (CVID, WAS), (neurologic ... Platelet #Disorders #Differential
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
workup for specific symptoms ... for secondary causes ... organ-specific signs ... or symptoms (eg ... Disorders #Algorithm #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