Sac over the sac - a rare case of subcutaneous dirofilariasis over the lacrimal sac area.

Introduction: Dirofilariasis is a rare parasitic infestation in humans.

Case: A 33-year-old female from the coastal area presented with a swelling over the right lacrimal sac area. It was clinically diagnosed as a lacrimal abscess and was incised under local anaesthesia.