Bone and Cartilage Tumor Pics Flashcards Preview

Rheum/Musculoskeletal/Derm Week 1 > Bone and Cartilage Tumor Pics > Flashcards

Flashcards in Bone and Cartilage Tumor Pics Deck (18):
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2

What is this?

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Osteoma

 

•Adults and children

•M:F = 3:2

•Prognosis depends on proximity to essential anatomic structures

•Present with pain, headache, vision changes

•Associated with Gardner syndrome 

•Adults and children

•M:F = 3:2

•Prognosis depends on proximity to essential anatomic structures

•Present with pain, headache, vision changes

•Associated with Gardner syndrome 

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What is this?

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Osteoma: dense compact bone with a paucicellular stroma

4

What is this?

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Osteoma

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An association of Osteomas

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6

What is this?

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Osteoid osteoma- presents with bone pain that resolves with aspirin in young males commonly

 

Below: Coronal CT scan shows a radiolucent nidus (black arrow) with surrounding bony sclerosis and cortical thickening (white arrow)

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What are these arrows pointing to? Tumor?

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Osteoid osteoma

Side: randomly interconnected trabeculae of woven bone, prominently rimmed by a single cell layer of osteoblasts

 

Bottom:  The stroma surrounding the neoplastic bone consists of loose connective tissue containing dilated and congested capillaries

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What is this?

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Osteoblastoma

Similar to an osteoid osteoma, but is larger (>2cm), arises in the vertebrae, presents with bone pain that doesn’t respond to aspirin.

60% female, children and young adults

Comprised of anastomosing trabeculae of osteoid and woven bone rimmed by osteoblasts

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What tumor?

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10

What disease?

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Osteosarcoma forming malignant osteoid in bone

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What is this?

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Osteosarcoma- tumor cells vary in size and often have bizarre giant cells and mitoses

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12

What is this?

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Chondroma

Gross pathology: gray-white mass with color and consistency similar to normal cartilage

(this one is less well circumscribed than typical)

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What is this?

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Osteochondroma

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What is this?

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Osteochondroma- 

Note the prominent cartilage cap of this gross pathologic specimen.

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15

What is this?

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Enchondroma

•Usually asymptomatic

•Age 20-49, no gender preference

•Small bones of hands and feet

•Mostly solitary

•Treatment = excision or nothing 

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What is this?

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17

What is this?

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Chrondosarcoma

 

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