MediAI

  Uncommon Presentation of Primary Hydatid Cyst in the Adductor Magnus Muscle: A Radiological Perspective 대내전근 내 원발성 포낭의 드문 발현: 방사선학적 관점 Introduction Hydatid disease (HD), also known as cystic echinococcosis (CE), is a zoonotic infection caused by the larval form of Echinococcus granulosus . While the liver (65–75%) and lungs (25–30%) are the most commonly involved organs, primary involvement of skeletal muscle remains exceptionally rare, accounting for <1% of all reported cases. This article presents an in-depth analysis of a rare case of primary hydatid cyst (HC) in the adductor magnus muscle, highlighting imaging characteristics, differential diagnoses, pathology, and management strategies. Clinical Case Overview A 55-year-old woman presented with a painless swelling in her right thigh that had persisted for several weeks. The patient denied systemic symptoms such as fever, chills, itching, or a history of trauma. On physical examination, a nontender, ill-defined mass wa...