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OrthoVellum

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Oncology
intermediate
X-Type

Giant Cell Tumor of Tendon Sheath

Soft Tissue Tumors

A 42-year-old woman presents with a slowly growing painless mass on the volar aspect of her right index finger proximal phalanx. She first noticed the swelling 2 years ago. The mass has gradually increased in size. On examination, there is a firm, well-circumscribed, non-tender nodule measuring 1.5cm, fixed to deep structures but mobile with the skin. The overlying skin appears normal. Finger movement and sensation are intact. Regarding this presentation:

Mark each as TRUE or FALSE

A

Giant cell tumor of tendon sheath (GCTTS), also known as tenosynovial giant cell tumor (localized ty...

B

GCTTS arises from the synovial lining of tendon sheaths and contains multinucleated giant cells, mon...

C

GCTTS is a malignant tumor requiring wide surgical margins and adjuvant chemotherapy; metastasis to ...

D

On MRI, GCTTS typically appears as a well-defined lobulated mass with low to intermediate signal on ...

E

Treatment of GCTTS is marginal excision with meticulous dissection to remove all tumor including sat...

Answer the questions to see explanations

Click T (True) or F (False) for each option