<prompt> Adson;s test is elicited in a suspected case ofCongenital dislocation of hipCervicall ribSubluxation of shoulderDirect inguinal hernia  <response>: cervical rib is the extension of costal elementanterior pa of transverse process of C7 veebra more than 2.5 cmnormal. 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 