40 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... DANGER (4) Vfib ... Irregular (1) A fib ... bradyarrhythmia #ECG ... #EKG #diagnosis
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
Clinical presentation ... Pseudo-acute coronary syndrome ... Recent flu-like syndrome ... Paraclinical assessment: EKG ... #Myocarditis #differential
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
cardiac syncope, e.g ... carotid sinus syndrome ... further guide management ... and an initial ECG ... should be guided by clinical
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... exam • 12-lead ECG ... Valvular disease (e.g ... brain flow (VT/Vfib ... /Afib/WPW) • Loss
Toaster Electrocution Electrical Injury
Primary determination of injury extent = amount of CURRENT flowing through body.
VARIABLES: voltage,
CARDIAC: asytole or Vfib ... most common is Afib ... EKG, labs, cardiac ... patients with normal ECG ... severe burns, ECG
Hypoglycemia - Differential Diagnosis Algorithm
Fasting Hypoglycemia:
 • Excess Insulin
 • Medications (e.g. Insulin Secretagogues, ß-Adrenergic Antagonists,
• Medications (e.g ... Alcohol Post-Prandial ... • Alimentary (e.g ... (e.g. ... Hyperinsulinemic States (e.g
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
39 C this is a clinical ... Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... (e.g. haloperidol ... #Hyperthermia #Differential
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
IV Mg infusion (e.g ... - Tumor lysis syndrome ... Hypermagnesemia #Differential ... Magnesium #Table #Causes ... #Management
Hyperglycemia - Differential Diagnosis Algorithm
Diabetes Mellitus:
 • Impaired Glucose Tolerance
 • Type I Diabetes
 • Type
Hyperglycemia - Differential ... • Cushing's Syndrome ... agonists • Others Critical ... Hyperglycemia (e.g ... endocrinology #causes
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Optica (NMO) - Clinical ... involvement: Intractable nausea ... (e.g. oculomotor ... disturbances, facial ... AQP4-lgG disease; e.g