Anaesthesia

Anaesthesia

10 Golden Rules of Anesthesia

The 10 golden rules of anesthesia is universally accepted as basic safety requirements needed for starting anesthesia. Assess the patient and Prepare the patient well Starve him – even for Local Anesthesia Anesthetise him on a tipping table for head down tilt in case of emergency. Check your drugs and equipment personally Keep an effective […]

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Anaesthesia

Malignant Hyperthermia (MH): Clinical features, Diagnosis, Management

Definition: A hypermetabolic state that occurs in genetically susceptible patients on exposure to a triggering agent. Triggering agents: Suxamethonium or Succinylcholine (Depolarizing skeletal muscle relaxant) All anesthetic volatile agents (eg. halothane) Biochemical basis: It is inherited as an autosomal dominant condition and caused by loss of normal Ca2+ homeostasis at some point along the excitation-contraction […]

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Anaesthesia

Spinal Anesthesia: Anatomy, Physiology, Technique, Contraindication and Complication

Spinal anesthesia, also known as Subarachnoid blockade or Spinal block is a type of regional anesthesia in which the lower half of the body is anesthetized by injecting an anesthetic agent in the subarachnoid space surrounding the spinal cord. A. Indications: Transurethral prostatectomy (a block to T10 is required because of innervation of the bladder) […]

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Anaesthesia Physiology

Lung Volumes, Capacities and Dead Space

Lung Volumes, Capacities and Dead Space-¬†Definitions¬†and Normal values . Knowledge of these values are quite important to understand respiratory physiology, pathological basis of various respiratory illnesses and for anesthesia. Tidal Volume (TV)- Volume of gas inspired or expired in each breath during normal quiet respiration. It is 400-500 ml ie 10ml/kg Inspiratory Reserve Volume ( […]

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Anaesthesia

Mechanical Ventilation Of Lungs

MECHANICAL VENTILATION OF LUNGS Mechanical ventilation of lungs is carried out by intubating the patient by nasal or oral route or through tracheostomy and connecting endotracheal or tracheostomy tube to ventilator. INDICATIONS: On the basis of blood gas analysis pO2<50mmHg in room air or pO2<60mmHg on FIO2 >.5 pH< 7.25(acute respiratory failure) pCO2 >50mmHg pO2/FIO2< […]

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