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Questions and Answers
Malignant fibrous histiocytoma is also known as Undifferentiated Pleomorphic Sarcoma.
Malignant fibrous histiocytoma is also known as Undifferentiated Pleomorphic Sarcoma.
True
Soft-tissue MFH is most common in individuals aged 30 to 40 years.
Soft-tissue MFH is most common in individuals aged 30 to 40 years.
False
On x-ray, a soft-tissue MFH appears as a homogeneous, well-defined mass.
On x-ray, a soft-tissue MFH appears as a homogeneous, well-defined mass.
False
Cortical erosion of the underlying bone is considered a significant diagnostic feature of MFH.
Cortical erosion of the underlying bone is considered a significant diagnostic feature of MFH.
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MRI of soft-tissue MFH shows low signal intensity on T1 weighted sequences.
MRI of soft-tissue MFH shows low signal intensity on T1 weighted sequences.
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Study Notes
Malignant Fibrous Histiocytoma (MFH)
- Also known as Undifferentiated Pleomorphic Sarcoma (UPS)
- The most common subtype of MFH is a soft-tissue MFH
- Most common malignant primary soft tissue tumour in those aged over 50
- Typically presents as a painless enlarging soft tissue mass over months
- Can be large at diagnosis, measuring tens of centimetres
- X-ray appearance: partly calcified soft tissue mass
- Important diagnostic feature: cortical erosion of underlying bone
- MRI appearance: high signal on both T1 and T2 weighted sequences
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Description
This quiz explores Malignant Fibrous Histiocytoma (MFH), also known as Undifferentiated Pleomorphic Sarcoma (UPS). Learn about its common characteristics, diagnostic imaging features, and its prevalence in older populations. Test your knowledge on this critical topic in pathology and oncology.
