Definition: Sebaceous glands are numerous microscopic glands in the dermis that usually open into the hair follicles and secrete sebum. They are holocrine glands, i.e.,…
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ECG changes in Hypothermia
Synonyms: Accidental hypothermia, Neurotensin-induced hypothermia, Endogenous cryogen-induced hypothermia, Hypoxia-induced hypothermia, Primary hypothermia, Secondary hypothermia Definition: The normal body temperature is around 37 c or 98.6…
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ECG changes in Hyperkalemia
Synonym: Hyperpotassemia Definition: Serum potassium (K+) > 5 mEq/l Electrophysiologic basis of ECG changes: In patients with mild hyperkalemia, potassium conductance (IKr) through potassium channels…
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Basics of ECG- Interpretation of waves and intervals
A normal ECG is electrical representation of a normal heart beat or sinus rhythm. The cardiac action potential causing deporalization and repolarization of various cardiac…
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