Man 31 yo, past history 3 years before went through an operation for removing one small tumor at the neck. which was suspected a sebaceous cyst. But now it was in recurrence with size of 2cm. Clinical palpation was not painful, hard, subcutaneous tumor ( see foto) due to scar by later operation.
Ultrasound found out a subcutaneous tumor, cystic formation, inhomogeneous structure, hypovascular in Doppler ultrasound scanning.
Elastoscan of this tumor is soft in central part, well-bordered, and the covered skin is in intact.
Preoperation diagnosis was not looked like sebaceous cyst recurrence.
Surgery removed this tumor..
Surgeon reported macroscopy of the tumor being like caverneous hemangioma.
Microscopic result confirmed the diagnosis for the case.