Tumors of Chest Wall Flashcards
What % of primary chest wall tumors are malignant?
60%
What are the two types of chest wall tumors?
Bony/cartilaginous tumors and soft tissue tumors
T/F: 75% of primary chest wall tumors are painless?
TRUE
What imaging study is the most useful in evaluation of chest wall tumors?
CT scan
What is the tissue of origin for desmoid tumors?
Fibroblasts of deep muscle and connective tissue
T/F: Chest wall is the most common extraabdominal site for desmoid tumors?
TRUE
What is the primary treatment for desmoid tumors of the chest wall?
Wide local exicision, 4 cm margins
What are the indications for treatment of hemangioma or lymphangiomas
cosmetic regions, bleeding, ulceration
What are the typical demographics of malignant fibrous histiocytomas?
Male, 50’s-70s
What is the primary treatment for malignant fibrous histiocytoma?
Wide local excision
What is the primary treatment for rhabdomyosarcoma?
Wide local excision and chemo
What is the most common location for fibrous dysplasia in the chest?
Posterior or lateral aspect of ribs
What are the typical radiographic characteristics of fibrous dysplasia?
Ground-glass appearance in central area of rib
What are the typical radiographic characteristics of osteochondroma?
Pedunculated protuberance with intact cortex and stippled calcification in area of tumor
What is the chromosomal abnormality of Ewing sarcoma?
Translocation between chromosomes 11 and 22
What are the demographic characteristics of Ewing sarcoma?
Ages 10-15, males
What are the characteristic radiographic findings of Ewing sarcoma?
Onion peel appearance
What is the typical lab finding in osteogenic sarcoma?
Elevated alkaline phosphatase
What are the classic radiographic findings of osteogenic sarcomas?
Sunburst pattern, Codman’s triangle
What is the mutation associated with osteogenic sarcoma?
RB gene p53
What is the primary site of metastases for patients with osteogenic sarcoma?
Lung
What is the most common malignancy of the anterior chest wall?
Chondrosarcoma
What chest wall malignancy has been associated with trauma?
Chondrosarcoma
What are the radiographic findings of chondrosarcoma?
Mixed lytic and sclerotic pattern
