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What is Adson&;s test is elicited in a suspected case of and explain in detail?
cervical rib is the extension of costal element(anterior pa) of transverse process of C7 veebra more than 2.5 cm(normal). Cervical rib narrows the scalene triangle Adson&;s test: the hand is raised above after seeing the radial pulse. the patient is asked to take a deep breath and turn the head to the same side. Any change in pulse, i.e. either becoming feeble or absent is noted (Ref: SRB&;s Manual of Surgery , 5th edition, pg no. 429)