30 Questions
What is a very reliable indicator for distinguishing between benign and malignant bone lesions?
Margins (Zones of transition)
What is the significance of narrow margins in bone lesions?
They indicate a benign lesion
Which imaging technique is commonly used to evaluate the extent of bone tumors?
Magnetic Resonance Imaging (MRI)
What is the purpose of an incisional biopsy in the evaluation of bone lesions?
To obtain a small sample for testing
In the context of bone tumors, what does a wide margin imply?
The lesion is malignant
Why is a high suspicion for a tumor warranted during the initial evaluation of bone lesions?
To ensure timely and appropriate management
What type of bone lesion is characterized by 'Areas of destruction with ragged borders'?
Permeative
Which bone reaction pattern indicates biologic activity of the lesion?
Periosteal
Which radiographic appearance is associated with very rapid bone growth where periosteum lays down little bone?
Sun-burst appearance
Which stage of benign lesions presents with a more aggressive radiographic presentation and evidence of continued growth?
Stage 2
What type of bone lesion has a 'Moth eaten' appearance and indicates more rapid growth?
Permeative
'Codman’s triangle' formation is associated with which type of rapid bone growth?
Sun-burst appearance
What is the recommended treatment for benign stage 2 and 3 lesions?
Marginal excision with associated fusion
Which lesions require a wide marginal excision according to the text?
Malignant stage 1 lesions
What is a common treatment method for foot and ankle tumors as per the text?
Cryosurgery
Which age group was covered in the analysis of surgical treatment of foot and ankle tumors?
1 to 64 years old
What is a common treatment for malignant stage 1B and 2 lesions according to the text?
Reconstruction
Which of the following is not a common bone tumor as mentioned in the text?
Ewing sarcoma
What is the primary concern in the treatment of bone tumors according to the text?
Soft tissue mass removal
What is an important principle of biopsy mentioned in the text?
Dissecting sharply to the level of bone
In the context of bone tumors, what is the purpose of creating a cortical window?
To access the tumor for excision
What is a recommended initial treatment for heel pain in a 12-year-old male according to the text?
Ibuprofen and activity modification
What activity restriction is suggested for a 37-year-old male with pain in the right hallux?
Nonweight bearing activities
What is a common characteristic noted in the functional results of bone tumor treatment according to the text?
$27/33$ with good to excellent outcomes
What was the treatment approach for the case with a pathology consistent with an aneurysmal bone cyst?
Excision of the lesion with bone curettage and packing with allogenic bone graft
What was the pathology found in the case of the 35-year-old female with a mass in the lateral right foot?
Enchondroma
In the case of the 27-year-old female with stiffness and periodic pain in the ankle joint, what was the intra-osseous lesion identified?
Intra-osseous ganglion
What were the objective findings mentioned in the case of the 57-year-old female with severe pain in the hallux?
+5/5 extrinsic muscles, atrophic skin, pain on palpation to the hallux
What was the chief complaint of the 11-year-old male in Case #7?
Left painful 2nd digit
What was the significant past medical history in Case #6?
Type 2 diabetes with neuropathy and hypertension
Learn about the surgical management of bone tumors as outlined by John D. Bennett DPM.FACFAS from the College of Podiatric Medicine and Surgery at Des Moines University. This quiz covers the recognition of common characteristics of benign and malignant bone tumors, understanding pathological findings on diagnostic studies, and knowing conservative and surgical treatment options.
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