Epidermoid Cyst with Foreign Body Granuloma Formation in Hip: A Case Misdiagnosed by Ultrasound

January 2020 in “ Advanced ultrasound in diagnosis and therapy ”

MD Shanyong Mao, MD Yining Xiang, MD Haiyan Zhou, M. Zhang, Ms Miaochun Chen, MD Bei Zhang

epidermoid cyst dermoid cyst ultrasound imaging hair follicle echogenic changes skin junction

TLDR Epidermoid cysts can be better diagnosed with ultrasound by recognizing specific features and using clinical information.

The document reported a case of an epidermoid cyst with foreign body granuloma formation in the hip that was initially misdiagnosed by ultrasound. The case highlighted the challenges in accurately diagnosing such conditions using ultrasound alone, emphasizing the need for careful consideration and possibly additional diagnostic methods to avoid misdiagnosis. The study was conducted by a team from the Department of Ultrasound Medicine and the Department of Pathology at The Affiliated Hospital of Guizhou Medical University in China.

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