Bone Tumors

Question 1

Categories of bone tumors

Answer 1

1. Osteolytic;
   they result in bone density and have a lucent radiographic appearance.
2. Osteoblastic;
   They result in increase in bone density and have opaque radiographic appearance.
   Increase calcium deposits

Question 2

Enchondroma

Answer 2

Cartilaginous, benign bone lesion found in the bone marrow.
Mostly in young adults.

Question 3

Enchondroma radiographic appearance

Answer 3

Cystic appearance with calcium deposits.

Question 4

Osteochondroma

Answer 4

Consists of benign projection of bone that has a cartilaginous cap.

Found in the metaphysis of long bones, ribs and the pelvis

Question 5

Osteochondroma radiographic appearance

Answer 5

Mushroom or cauliflower radiographic appearance

Question 6

Multiple myeloma

Answer 6

Primary malignant bone tumor characterized by an increase in plasma cells found within RBC producing bones.

Question 7

Sings of multiple myeloma

Answer 7

1.Possess punched out osteolytic lesions.
2. Bence-jones proteins found in urine
3. Possess marked osteoporosis with compression fractures of the vertebrae bodies.

Question 8

Treating multiple myeloma

Answer 8

Chemotherapy, stem cell treatment and steroids

Question 9

Osteosarcoma

Answer 9

Osteoblastic lesion that may extend to the surrounding soft tissue structures.

Second most common type of malignant tumor.

Question 10

Osteosarcoma metastasis

Answer 10

Metastisize to the lungs

Poor prognosis

Question 11

Chondrosarcoma

Answer 11

expansile osteolytic primary bone tumor.

Represent 10% of all malignant skeletal tumors

Question 12

Fibrosarcoma

Answer 12

Malignant tumor of the skeletal system that often has a moth-eaten radiographic appearance.

Knee and pelvis

Question 13

Secondary bone cancer

Answer 13

Cancers originating from the prostate gland, breast, thyroid glands, colon, and kidneys often metastasize to the skeletal system.( Long bones, ribs, and spine)