Past papers Flashcards
The following is not true, regarding osteosarcomas:
a) They mostly involve the diaphysis of long bones
b) With chemotherapy the 10 year survival rate is around 70%
c) Alkaline phosphatase is frequently elevated
d) Pain is usually the first symptom
a) They mostly involve the diaphysis of long bones
171. In which tumor CT is mandatory? Hand Pelvis Humerus Femur
??
Most cases (60%) of osteosarcomas occur:
a) In the ribs
b) In the metacarpuses
c) In the scapula
d) Around the knee
d) Around the knee
Surgical treatment of osteosarcomas is:
a) Mainly amputation
b) Wide resection + bone defect replacement
c) Curettage
d) Marginal excision
b) Wide resection + bone defect replacement
The following is true regarding osteosarcomas:
a) Treatment is based on surgical excision and radiation therapy
b) Histology is usually similar to that of the osteoid osteomas
c) They are typical of adults and the elderly
d) Good response to preoperative chemotherapy is a prognostic factor
d) Good response to preoperative chemotherapy is a prognostic factor
Parosteal osteosarcoma must be treated:
a) With chemotherapy
b) Surgically with wide margin resection
c) With radiotherapy
d) With plaster
b) Surgically with wide margin resection
Giant cell tumor of bone must be treated:
a) With chemotherapy and radiotherapy
b) Surgically with wide en bloc resection and chemotherapy
c) With plaster
d) Surgically with curettage and bone grafting
d) Surgically with curettage and bone grafting
osteomyelitis??
amputation antibiotics?
First choice of treatment of giant cell tumor is:
a) Curettage and filling the cavity with bone chips, or cement
b) Irradiation
c) Joint resection
d) Chemotherapy
a) Curettage and filling the cavity with bone chips, or cement
The following is true regarding giant cell bone tumors:
a) They lead to osteoplastic metastases
b) A small percentage transforms into malignant tumors (less than 1% of the cases)
c) They are aggressive, malignant tumors
d) They are accompanied by a periosteal reaction
b) A small percentage transforms into malignant tumors (less than 1% of the cases)
The most common soft tissue sarcoma in children is:
a) Angiosarcoma
b) Rhabdomyosarcoma
c) Fibrosarcoma
d) Liposarcoma
b) Rhabdomyosarcoma
Ewing-sarcoma is most common at age of:
a) 10-20 years
b) Over 60 years
c) 30-40 years
d) 1-10 years
a) 10-20 years
Enneking group I tumors:
a) Are treated by chemotherapy only
b) Are of low malignancy
c) Have already developed distant metastases
d) Are highly malignant
b) Are of low malignancy
The following is true regarding chondrosarcomas:
a) They are semi-malignant
b) The most common treatment is complete curettage and bone grafting
c) Treatment is based on chemotherapy, surgical excision and radiation therapy
d) They are typical of adults and the elderly
b) The most common treatment is complete curettage and bone grafting
5-year survival rate for high grade chondrosarcomas is:
a) Medium, about 50%
b) Low, about 36%
c) High, about 90%
d) High, about 75%
b) Low, about 36%
The following is true regarding chondrosarcomas:
a) They are chemo-resistant tumors
b) The most common treatment is marginal surgical excision and radiation therapy
c) They are benign
d) They usually occur in childhood
a) They are chemo-resistant tumors
The following is true regarding rhabdomyosarcomas:
a) They are generally localized in the eyes
b) They are benign tumors consisting entirely of mature white fat
c) They are semi-malignant
d) They are the most frequent soft tissue sarcomas in children
d) They are the most frequent soft tissue sarcomas in children
The following is true of rhabdomyosarcomas:
a) Treatment is based on chemotherapy, surgical excision and…
b) They are benign tumors consisting entirely of mature white fat
c) The only treatment option is surgical
d) They are the most frequent soft tissue sarcomas in adults
a) Treatment is based on chemotherapy, surgical excision and…
The following is true for osteoblastomas:
a) They are typical of adults and the elderly, respond well to chemotherapy
b) They are malignant
c) Histology is usually similar to that of the osteoid osteomas
d) Treatment is based on chemotherapy, surgical excision and radiation therapy…
c) Histology is usually similar to that of the osteoid osteomas
The following is not true regarding osteoblastomas:
a) Presents with severe pain that is typically relieved by aspirin
b) It is a benign tumor
c) Radiologically it appears as a radiolucent lesion surrounded by dense bone
d) X-ray shows a “sunburst” appearance
d) X-ray shows a “sunburst” appearance
Treatment of enchondroma is:
a) Chemotherapy and irradiation
b) Amputation
c) Complete resection of the tumor
d) Curettage and filling the cavity with autologous cancellous bone
d) Curettage and filling the cavity with autologous cancellous bone
Multiple myeloma can be treated:
a) With chemotherapy and radiotherapy
b) With a plaster
c) Surgical with curettage and bone grafting
d) Surgical with wide margin resection
a) With chemotherapy and radiotherapy
In the treatment of common multiple myeloma, the most decisive role is played by:
a) Stem cell re-implantation
b) Chemotherapy
c) Surgery
d) Radiotherapy
b) Chemotherapy
The most common localization of bone metastasis is the:
a) Femur diaphysis
b) Lumbar spine
c) Scapula
d) Distal radius
b) Lumbar spine
Not true regarding osteoid osteoma:
a) It is a benign bone tumor
b) It is a malignant tumor
c) Presents with severe pain that is typically relieved by aspirin
d) Radiologically appears as a radiolucent lesion surrounded by dense bone
b) It is a malignant tumor
Aneurysmal bone cyst must be treated:
a) With a plaster
b) With radiotherapy
c) Surgically with curettage and bone grafting
d) With chemotherapy
c) Surgically with curettage and bone grafting
