Bone: Soft Tissue Tumors Flashcards Preview

Pathology Unit 5 > Bone: Soft Tissue Tumors > Flashcards

Flashcards in Bone: Soft Tissue Tumors Deck (15):
1

Which are more common, benign or malignant soft tissue tumors?

Benign!!!!!

2

Name the tumor:

benign lesion that mimics sarcoma, reactive to trauma, spindle cells, self limited

Nodular fasciitis

3

Name the tumor:

aggressive, proliferation of fibroblasts, seen in DIABETICS, ALCOHOLICS, EPILEPTICS

fibromatosis

4

What are the 3 types of fibromatosis?

1- palmar fibromatosis (Dupuytren contracture

2- Plantar fibromatosis

3- Penile fibromatosis (peyronie disease)

5

Name the tumor:

malignant tumor of fib roblasts, in the THIGH, "herringbone" pattern of malignant fibroblasts

Fibrosarcoma

6

Name the tumor:

wide variety of histological patterns, deep fascia or skeletal muscle of the lower limbs, >40yo, diagnosis of exclusion

Undifferentiated pleomorphic sarcoma

7

Name the tumor:

most common soft tissue mass, resembles normal fat

lipoma

8

Name the tumor:

small, painful. fat like, extensive muscular proliferation, arms and trunks of young adults

Angiolipoma

9

Name the tumor:

deep thigh, retroperitoneum, lipoblast is the malignant cell

Liposarcoma

10

"signet ring" lipoblasts-->

Myxoid and Round Cell Liposarcoma

11

Name the tumor:

malignant, striated muscle differentiation

rhabdomyosarcoma

12

Name the 4 types of rhabdomyosarcoma

Embryonal rhabdo, botryoid rhabdo, alveolar rhabdo, pleomorphic rhabdo

13

Name the tumor:

firm, benign, painful, subcutaenous tissues of blood vessel walls, uniform spindle cells

leiomyoma

14

Name the tumor:

malignant, large, high mitotic rate, blood vessel walls

leiomyosarcoma

15

Name the tumor:

highly malignant, joint, associated with tendon sheaths/ bursea/ joint capsule, PAINFUL

Synovial sarcoma