FAST REVISION
Microbiology
A classic example of delayed type IV hypersensitivity is the Mantoux tuberculin test in which skin induration indicates exposure to tuberculosis.
This reaction is called "delayed
Physiology
As tubular fluid ascends the Loop of Henle, its osmolarity becomes hypotonic due to the reabsorption of sodium and chloride without water.
Pharmacology
first choice pethidine
Use of MAO inhibitors in patient taking pethidine / pentazocine can precipitate serotonin syndrome.