Podcast
Questions and Answers
What is the primary characteristic of the periosteal response seen with malignant bone tumors?
What is the primary characteristic of the periosteal response seen with malignant bone tumors?
- Sclerotic ring expansion and cortical thinning
- Ill-defined margins and loss of the cortical barrier (correct)
- Rapid growth and permeative/moth-eaten destruction of the transitional zone
- Well-defined margins surrounding the lesion
Where is the location of origin for most bone lesions?
Where is the location of origin for most bone lesions?
- Diaphyseal
- Epiphyseal
- Metaphyseal (correct)
- The lesion can originate from any part of the bone
How do benign bone tumors typically affect the surrounding bone?
How do benign bone tumors typically affect the surrounding bone?
- Well-defined margins with a sclerotic ring surrounding the lesion (correct)
- Rapid, permeative destruction of the bone
- Ill-defined margins with loss of the cortical barrier
- Expansion of the bone with cortical thinning
What radiographic characteristic can sometimes point to a specific type of bone tumor?
What radiographic characteristic can sometimes point to a specific type of bone tumor?
How do malignant bone tumors typically affect the surrounding bone?
How do malignant bone tumors typically affect the surrounding bone?
What is the best imaging study to define the extent of many tumors?
What is the best imaging study to define the extent of many tumors?
Which imaging study is ideal for evaluating cortical continuity in bone lesions?
Which imaging study is ideal for evaluating cortical continuity in bone lesions?
What is a characteristic feature of bone lesions observed through bone scans?
What is a characteristic feature of bone lesions observed through bone scans?
What is the diagnostic accuracy of closed biopsy techniques for bone tumors?
What is the diagnostic accuracy of closed biopsy techniques for bone tumors?
In Enneking staging system, what does 'T0' indicate about the local extension of a bone tumor?
In Enneking staging system, what does 'T0' indicate about the local extension of a bone tumor?
Which type of bone tumor resection is considered the gold standard for malignant bone tumors?
Which type of bone tumor resection is considered the gold standard for malignant bone tumors?
What is the key difference between wide resection and radical resection for bone tumors?
What is the key difference between wide resection and radical resection for bone tumors?
What percentage of patients with metastatic bone disease have distant nonpulmonary metastases?
What percentage of patients with metastatic bone disease have distant nonpulmonary metastases?
Which type of bone lesion is associated with a reactive zone surrounding the tumor?
Which type of bone lesion is associated with a reactive zone surrounding the tumor?
What type of radiographic finding is associated with periosteal reaction in bone lesions?
What type of radiographic finding is associated with periosteal reaction in bone lesions?
Which of the following best describes the location of a bone lesion that involves the cortex and medullary cavity, with a periosteal reaction?
Which of the following best describes the location of a bone lesion that involves the cortex and medullary cavity, with a periosteal reaction?
If a bone lesion causes cortical destruction and periosteal elevation, what type of periosteal reaction is likely present?
If a bone lesion causes cortical destruction and periosteal elevation, what type of periosteal reaction is likely present?
In a bone lesion that causes expansile remodeling of the bone, what type of reaction is the bone exhibiting?
In a bone lesion that causes expansile remodeling of the bone, what type of reaction is the bone exhibiting?
Which of the following radiographic findings is most suggestive of a malignant bone lesion?
Which of the following radiographic findings is most suggestive of a malignant bone lesion?
In a bone lesion with a central location and a narrow zone of transition, what type of reaction is the bone exhibiting?
In a bone lesion with a central location and a narrow zone of transition, what type of reaction is the bone exhibiting?
Flashcards
Malignant Bone Tumor Periosteal Response
Malignant Bone Tumor Periosteal Response
Ill-defined margins and loss of the cortical barrier.
Origin Location of Most Bone Lesions
Origin Location of Most Bone Lesions
Metaphyseal.
Benign Bone Tumor Effect
Benign Bone Tumor Effect
Well-defined margins with a sclerotic ring surrounding the lesion.
Radiographic Tumor Indicator
Radiographic Tumor Indicator
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Malignant Bone Tumor Effect
Malignant Bone Tumor Effect
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Best Imaging Study for Tumor Extent
Best Imaging Study for Tumor Extent
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Ideal Imaging for Cortical Continuity
Ideal Imaging for Cortical Continuity
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Bone Scan Feature
Bone Scan Feature
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Closed Biopsy Diagnostic Accuracy
Closed Biopsy Diagnostic Accuracy
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Enneking Stage T0
Enneking Stage T0
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Gold Standard Resection for Malignant Tumors
Gold Standard Resection for Malignant Tumors
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Wide vs. Radical Resection
Wide vs. Radical Resection
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Metastatic Bone Disease Distant Nonpulmonary Metastases
Metastatic Bone Disease Distant Nonpulmonary Metastases
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Bone Lesion with Reactive Zone
Bone Lesion with Reactive Zone
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Periosteal Reaction Radiographic Finding
Periosteal Reaction Radiographic Finding
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Lesion Location Involving Cortex & Medullary Cavity
Lesion Location Involving Cortex & Medullary Cavity
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Periosteal Reaction with Destruction & Elevation
Periosteal Reaction with Destruction & Elevation
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Bone Reaction in Expansile Remodeling
Bone Reaction in Expansile Remodeling
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Radiographic Finding Suggestive of Malignancy
Radiographic Finding Suggestive of Malignancy
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Bone Reaction in Central Location/Narrow Zone
Bone Reaction in Central Location/Narrow Zone
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