By knee jerk reaction due to history of post injection gluteal swelling - pain, it was reported to surgeon as an " odd " looking abscess. Next day surgeon called to say it was an haematoma.
Differentiating features in this case:
- It is well-defined lesion. Abscess should be illdefined.
- No perilesional echogenic fat seen in this. In Abscess there is central necrosis with perilesional shaggy wall which is surrounded by inflammed fat
- Mobile - whirling echoes are noted only a small part of the lesion. Abscess caviry shows whirling echoes in entire area.
- Wall / perilesional Hypervascularity is missing in this lesion. Abscess should have both.
There was no history of known medical disease / patient was not takening any oral anticoagulant.
Post operative, bleeding was more than usual.
WBC counts were not measureable by cell counter.
Patient may be having a kind of haematological disorder and is under work up.
Follow up : diagnosis - chronic myeloid leukaemia.