Marwah, SanjaySubramanian, PMarwah, NishaRattan, K NKarwasra, R K2005-09-282009-05-302005-09-282009-05-302005-09-28Marwah S, Subramanian P, Marwah N, Rattan KN, Karwasra RK. Infected primary intramuscular echinococcosis of thigh. Indian Journal of Pediatrics. 2005 Sep; 72(9): 799-800http://imsear.searo.who.int/handle/123456789/81357An unusual case of infected primary echinococcosis involving quadriceps muscles of the thigh and presenting as a cystic mass in a child is being reported. The diagnosis was made preoperatively with ultrasound examination and serology. After a cover of medical treatment the cyst was excised. Various clinical possibilities and management strategies are discussed.engChildEchinococcosis --complicationsFemaleHumansInfection --etiologyMuscle, Skeletal --pathologyThigh --pathologyCase Reports