<prompt> A ten year old boy presents to the pediatric emergency unit with seizures. Blood pressure in the upper extremity measured as 200140 mm Hg. Femoral pulses were not palpable. The most likely diagnosis amongst the following is -Takayasu aooaeritisRenal parenchymal diseaseGrandmal seiuresCoarctation of aoa  <response>: Ans. is d i.e., Coarctation of aoa Isolated upper extremity hypeension 200140 mm Hg, together with absentdiminished femoral pulses is a characteristic feature of coarction of aoa. 