Related Experiment Videos
Cannonball metastases with favourable prognosis
1Department of Histopathology, St. James's Hospital and Trinity College Medical School, Dublin.
Irish Journal of Medical Science
|May 5, 2005
Summary
Metastatic endometrial stromal sarcoma can present as pulmonary cannonball metastases, even after hysterectomy for benign fibroids. Early diagnosis and treatment can lead to a favorable prognosis in these rare cases.
Area of Science:
- Oncology
- Pathology
- Pulmonary Medicine
Background:
- Secondary lung metastases, often termed 'cannonball' metastases, are common in advanced cancers and typically indicate a poor prognosis.
- Endometrial stromal sarcoma (ESS) is a rare malignancy of the uterine body.
Observation:
- A 70-year-old female presented with multiple pulmonary nodules consistent with cannonball metastases.
- Four years prior, she underwent a hysterectomy for presumed benign uterine fibroids.
Findings:
- Histopathological review of the lung metastases and the original uterine specimen revealed metastatic endometrial stromal sarcoma.
- Despite the extensive lung involvement, the patient exhibited a favorable prognosis, suggesting that ESS metastases may follow a different clinical course than other sarcomas.
Implications:
- This case highlights the importance of considering metastatic sarcoma in women with a history of hysterectomy for presumed benign uterine conditions, even in the absence of a prior malignancy diagnosis.
- Pulmonary cannonball metastases from endometrial stromal sarcoma can have a surprisingly good prognosis, challenging the conventional association of such findings with universally poor outcomes.