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Cardiac arrest due to hypoxia and asphyxia

…cardiac arrest, as evidenced by the fact that only 0.5% of all hangings exhibit VF on the initial ECG recording ( Kitamura et al, Deasy…

Cardiac arrest in hyperthermia and malignant hyperthermia

…Malignant hyperthermia may manifest under two primary circumstances: Due to a genetic mutation in the RYR1 receptor, resulting in persistent muscle contraction upon administration of…

Sinus node dysfunction (SND) and sick sinus syndrome (SSS)

…Hyperthermia Increased intracranial pressure Irreversible causes of sinus node dysfunction Age related degenerative disease (fibrosis) Myocardial ischemia/infarction Lesions due to heart surgery Myocarditis Collagen…

Cardiac arrest in hypothermia (accidental hypothermia)

…majority of these patients exhibit satisfactory neurological function upon discharge. Figure 1 . Expected cardiopulmonary function and alertness in decreasing body temperature according to HOPE (Hypothermia…

ECG J wave syndromes: hypothermia, early repolarization, hypercalcemia & Brugada syndrome

…to hypothermia, hypercalcemia, early repolarization and Brugada syndrome. Early repolarization, Brugada syndrome and hypercalcemia are discussed separately. Please refer to these articles. ECG examples of…

Atropine: Dosing in Bradycardia and Its Limitations

…hypothermia, and hyperkalemia. Clinical Presentation and Symptoms The clinical manifestation of bradycardia depends on the adequacy of cardiac output. Isolated sinus bradycardia that is unaccompanied…

Sinus bradycardia: definitions, ECG, causes and management

…manifests with sinus bradycardia and hypertension). Hypothyroidism . Hypothermia . Hyperkalemia . ECG example of sinus bradycardia Figure 1 shows sinus bradycardia at a paper speed of 25…

Neutropenic fever: quick reference for emergency management

…immunotherapies may require separate local protocols. Definition Criterion Practical definition : : Fever A single temperature of at least 38.3 degrees, or at least 38.0…

QT duration & corrected QT (QTc) duration: ECG features & implications

…bleeding) Myocardial ischemia Cardiomyopathy Bradycardia Hypothyroidism Hypothermia A separate chapter discusses Long QT syndrome (LQTS). A complete list of drugs causing QT prolongation can be…

Cardiac arrest during sepsis

…cause of PEA during resuscitation improve patients' survival? Resuscitation 2012; 83:81922. Mroczek T, Gladki M, Skalski J. Successful resuscitation from accidental hypothermia of 11…

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