Soft Tissue Masses I & II Mathew Johnstone DPM Quiz
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What is the main focus of the lecture on Soft Tissue Masses I & II?

  • Rationale for biopsy of soft tissue masses
  • Techniques for soft tissue mass excision
  • Knowledge of common soft tissue masses affecting the lower extremity (correct)
  • Imaging characteristics of soft tissue masses

    • Why is a proper diagnosis crucial for the successful management of any tumor?

  • To determine the age of the lesion
  • To decide on the incision technique for biopsy
  • To tailor treatment based on the type of tumor (correct)
  • To identify the growth rate of the lesion

    • What should be considered before initiating treatment for a soft tissue mass?

  • The color and texture of the skin over the mass
  • Whether the mass is composed of malignant cells
  • The patient's age and gender
  • The size and location of the tumor (correct)

    • Which aspect is emphasized in the historical questions asked during the patient's first presentation?

    <p>Recent uptick in growth of the lesion</p> Signup and view all the answers

    What factor plays a crucial role in determining the appropriate treatment for a soft tissue mass?

    <p>The extent of local anatomy involvement</p> Signup and view all the answers

    Why does the type of soft tissue mass need to be diagnosed before initiating treatment?

    <p>To tailor treatment based on the specific type of mass</p> Signup and view all the answers

    What is the advantage of utilizing Dual Energy CT in imaging soft tissue masses?

    <p>It can distinguish gouty tophi from other soft tissue masses</p> Signup and view all the answers

    In the MRI/CT imaging planes, what do MRI and CT utilize to capture images of the anatomy?

    <p>Image 'slices' in cardinal planes</p> Signup and view all the answers

    What is a characteristic feature of Ledderhose disease (palmar fibromatosis) when viewed in the transverse plane using MRI/CT imaging?

    <p>The tumor (*) is easily seen</p> Signup and view all the answers

    What type of contrast media is generally used to enhance soft tissue detail in the T1 phase of MRI?

    <p>Injectable contrast media</p> Signup and view all the answers

    Which technology is known for taking CT scans at 80 kVp and then again at 140 kVp to distinguish gouty tophi from other soft tissue masses?

    <p>Dual Energy CT</p> Signup and view all the answers

    How can knowledge of the exact location of a mass prior to MRI exams impact the imaging process?

    <p>It allows for the use of a smaller field of view for more detailed images</p> Signup and view all the answers

    What is the main function of the organ discussed in the text?

    <p>To shunt blood away from the skin when exposed to cold temperatures</p> Signup and view all the answers

    At what age range does the glomus tumor commonly appear?

    <p>2nd-4th decade of life</p> Signup and view all the answers

    Which clinical examination technique involves applying pressure to specific parts of the nail plate to elicit intense pain over a suspected mass?

    <p>Loves test</p> Signup and view all the answers

    What is the purpose of applying a tourniquet to the toe in the Hildreth’s sign examination?

    <p>To reduce pain temporarily</p> Signup and view all the answers

    Why are plain film imaging studies considered nondiagnostic for glomus tumors?

    <p>They do not show intra-tumor vasculature</p> Signup and view all the answers

    What is the recommended treatment for symptomatic glomus tumors?

    <p>Surgical excision of the nail unit</p> Signup and view all the answers

    What is the most common location for Synovial Sarcoma?

    <p>Muscles</p> Signup and view all the answers

    Which factor is NOT associated with a worse prognosis in Synovial Sarcoma patients?

    <p>Well-differentiated tumor patterns</p> Signup and view all the answers

    What imaging technique may show homogenous slight hyperintensity in Clear Cell Sarcoma?

    <p>MRI</p> Signup and view all the answers

    Which treatment option is NOT recommended for Synovial Sarcoma?

    <p>Proximal Amputation</p> Signup and view all the answers

    What is a common clinical feature of Clear Cell Sarcoma?

    <p>Painless mass</p> Signup and view all the answers

    What percentage of all soft tissue sarcomas are represented by Synovial Sarcoma?

    <p>~85%</p> Signup and view all the answers

    What is the 'gold standard' for the diagnosis of soft tissue tumors?

    <p>Incisional biopsy</p> Signup and view all the answers

    When should excisional biopsies be avoided?

    <p>For suspected malignant lesions</p> Signup and view all the answers

    What is a risk associated with incisional biopsies?

    <p>Spread of tumor</p> Signup and view all the answers

    Which type of biopsy involves aspiration of fluid contents from a cystic lesion?

    <p>Fine needle biopsy</p> Signup and view all the answers

    What is a key advantage of using frozen sections for biopsies?

    <p>Immediate results and margins during surgery</p> Signup and view all the answers

    In which scenario would a core needle biopsy be preferred over a fine needle biopsy?

    <p>Solid tumors</p> Signup and view all the answers

    Why are biopsies performed off-site discouraged?

    <p>To reduce misdiagnosis, delays, and poor outcomes</p> Signup and view all the answers

    What is the key reason for maintaining hemostasis during a biopsy procedure?

    <p>To avoid spread of tumor cells in blood</p> Signup and view all the answers

    "Multiple samples often needed" is a characteristic of which type of biopsy?

    <p>&quot;Needle biopsies: core needle&quot;</p> Signup and view all the answers

    "Avoid neurovascular anatomy" is a rule associated with which type of biopsy?

    <p>&quot;Open biopsy types&quot;</p> Signup and view all the answers

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