Primary hydatid cyst of muscle-a rare cause of mass in the shoulder: a case report

Hydatid cyst also called as cystic echinococcosis is a parasitic zoonotic infection caused by Echinococcus granulosus. Humans get infected this parasite consumption of contaminated food with dog faeces or direct contact animal and it particularly affecting liver lung. However, cases primary muscle hydatid are about 5%. In India, reported hydatids very rare. case report, we presented an exceptional rare unusual localized in infraspinatous scapular region.