16.05.13 # 22:17 # Anaesthesia # No Comment
Definition: A hypermetabolic state that occurs in genetically susceptible patients on exposure to a triggering agent.
Suxamethonium or Succinylcholine (Depolarizing skeletal muscle relaxant)
All anesthetic volatile agents (eg. halothane)
It is inherited as an autosomal dominant condition and caused by loss of normal Ca2+ homeostasis at some point along the excitation-contraction coupling process on exposure to triggering agents. Most likely site …
9.05.13 # 14:12 # Anaesthesia # No Comment
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.
Transurethral prostatectomy (a block to T10 is required because of innervation of the bladder)
Caesarean section (block to T6)
Evacuation of retained …
19.02.13 # 14:32 # Forensic # No Comment
Strychnine (Kuchila) is an alkaloid prepared from the seeds of Nux vomica tree. It is a colorless crystal with bitter taste (hence not ideal as homicidal poison). It is used to kill ‘pests’, from earthworms to dogs. There is no justification for its continued use or even manufacture, as it has no longer any place in medical treatment (used in …
19.02.13 # 7:49 # Forensic # No Comment
Arsenic itself is not poisonous; it is the compounds of arsenic, particularly arsenous oxide or arsenic trioxide (sankhya or somalkhar) and various arsenites of Cu, Na and K that are toxic to the humans. Arsenic trioxide is a component of fruit sprays, weed-killers, dyeing agents, insecticides, rat poisons, etc. and also a medical preparation called Fowler’s solution (used in past …
30.01.13 # 19:09 # Gynae/Obstr # No Comment
Definition: Most common benign neoplasm of female genital tract composed of smooth muscle and connective tissue that is hormonally responsive (Growth ↑ in pregnancy and ↓ after menopause).
Discrete, round, firm, irregularly lobulated and often multiple.
Smooth and white cut surface with whorled appearance
False capsule: pinkish color
Center of tumor is least vascular and likely to degenerate
Within uterine …