Soft Tissue/Bone

Question 0

Name 3 malignant and aggressive neoplasm of fat

Answer 0

Dedifferentiated liposarcoma
Round cell liposarcoma
Pleomorphic liposarcoma

Question 1

What 2 types of lipoma are noticeably fibrous and nonfatty and usually found on the necks/back of old man?

Answer 1

Pleomorphic lipoma

Spindle cell lipoma

Question 2

Which lipoma has the giant cells and floret cells?

Answer 2

Pleomorphic lipoma

Question 3

Which lipoma is known for its capillary network resembling chicken wire?

Answer 3

Myxoid liposarcoma

Question 4

Well differentiated liposarcoma and Myxoid liposarcoma are precursors of what?

Answer 4

Well differentiated liposarcoma=> dedifferentiated liposarcoma
Myxoid liposarcoma=> round cell sarcoma

Question 6

Name 3 malignant but indolent types of lipoma

Answer 6

Atypical lipoma (extremity)
Well differentiated liposarcoma ( retroperitonium)
Myxoid liposarcoma

Question 7

`Name the 3 tumors from the epiphysis

Answer 7

Giant cell
Chondroblastoma
Pigmented villonodular synovitis

Question 8

Name the tumors from the metaphysis (7)

Answer 8

Osteosarcoma
Non ossifying fibroma
osteochondroma
aneurysmal bone cysts
enchondroma
chondrosarcoma
solitary bone cyst

Question 9

Name the tumors of the diaphysis

Answer 9

Adamantinoma
Ewings
Langerhan cell
Lymphoma

Question 10

Name the location found and associated disease
Type 1 Collagen
Type 2 Collagen
Type 4 Collagen

Answer 10

Type 1- Skin, Fascia, bone, tendon : Ehlers Danlos and Osteogenesis Imperfecta
Type 2 - Hyaline Cartilage
Type 4 Basement membrane : Alports, Good Pasture, Porencephaly

Question 11

Erlenmeyer flask seen in

Answer 11

Osteopetrosis

Gaucher’s

Question 12

Codman’s triangle

Answer 12

Osteosarcoma

Question 13

Onion skinning

Sunburst

Answer 13

Ewings

Question 14

Soap bubble

Answer 14

Adamantinoma