What is a lipoma?
A neoplastic proliferation of fat
What is the most common benign soft tissue tumour?
What is a giant cell tumor of the tendon sheath?
A small firm swelling usually found on the flexor tendon sheath of a finger
What are some of the complications of tendon sheath giant cell tumours?
Might be painful
Can erode bone if large enough
High chance of recurrence after excision
What is the appearance of giant cell tumours of the tendon sheath macroscopically?
What is a ganglion cyst?
Herniation or out‐pouching of a weak portion of joint capsule or tendon sheath
What can cause ganglion cysts?
May be developmental (e.g. juvenile Baker’s cyst)
Result of underlying joint damage / arthritis with buildup of pressure within the joint
What are the characteristics of a ganglion cyst?
Occur around a joint
May be quite firm
What is an angiosarcoma?
A malignant tumour of blood vessels
What is a rhabdomyosarcoma?
A malignant tissue of muscle