Physical Exam: Transillumination Technique

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What is the purpose of transillumination during a physical exam?

To identify fluid-filled lesions (correct)

To differentiate between benign and malignant lesions

To detect calcific or radio-opaque densities within the mass

To establish connections with bones and joints

Which feature is NOT typically associated with malignant lesions?

Greater than 5cm diameter

Mobile (correct)

Less than 3cm diameter

Deep

What imaging modality is particularly useful for differentiating some tumors from infections?

Magnetic Resonance Imaging (MRI)

Computed Tomography (CT) (correct)

Positron Emission Tomography

Ultrasonography

Which type of lesions are often detected using plain film radiography for monitoring purposes?

Abdominal and Chest tumors Signup and view all the answers

In what scenario are traditional CT scans still considered useful despite offering less soft tissue contrast than MRI?

Identifying intra-osseous gas from an infection Signup and view all the answers

Which feature is more likely to be associated with benign lesions based on the provided text?

+/- Painful Signup and view all the answers

Which imaging modality can help distinguish edema from a localized mass?

Positron Emission Tomography (PET) Signup and view all the answers

What substance is often attached to a naturally utilized chemical in Positron Emission Tomography (PET)?

Glucose Signup and view all the answers

Which laboratory test is NOT specifically mentioned for soft tissue tumors in the text?

BUN Signup and view all the answers

What does Nuclear Medicine primarily help localize and detect?

Metastatic tumors Signup and view all the answers

What is the primary purpose of a biopsy in the context of soft tissue tumors?

To confirm diagnosis through histopathological analysis Signup and view all the answers

Which imaging technique is useful for showing if a lesion is fluid-filled or solid?

Diagnostic ultrasound Signup and view all the answers

What is the most common pediatric soft tissue tumor?

Hemangioma Signup and view all the answers

Which type of hemangioma is comprised of larger blood vessels that are dilated?

Cavernous hemangioma Signup and view all the answers

How are capillary hemangiomas characterized in terms of their blood vessels?

Normal in size and diameter, tightly packed Signup and view all the answers

What imaging characteristic is associated with hemangiomas on ultrasound?

Echogenic, well-defined mass with vascular flow on color doppler Signup and view all the answers

Which treatment method is often employed prior to resection for cavernous hemangiomas?

Beta blocker medication Signup and view all the answers

What type of tumor arises from the glomus body and is characterized by an arteriovenous shunt surrounded by connective tissue?

Glomus tumor Signup and view all the answers

What is the recommended treatment for Synovial Sarcoma?

Wide surgical excision Signup and view all the answers

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

Proximal location of the tumor Signup and view all the answers

What is a common presentation of Clear Cell Sarcoma?

Painless palpable mass in deep seated regions of the extremity Signup and view all the answers

Which imaging technique may show Clear Cell Sarcoma as benign?

MRI Signup and view all the answers

What is the significance of tumors with more than 20% poorly differentiated patterns in Synovial Sarcoma?

Worse prognosis Signup and view all the answers

Which factor increases the risk of local recurrence in Synovial Sarcoma?

Positive margin after resection Signup and view all the answers

What is the recommended type of biopsy for lesions suspected to be malignant?

Incisional biopsy Signup and view all the answers

Which type of biopsy involves removing the entire lesion for pathological identification?

Excisional biopsy Signup and view all the answers

What is a notable complication associated with open incisional biopsies?

Hematoma Signup and view all the answers

What is the main advantage of needle biopsies over other methods?

Reduced contamination risk Signup and view all the answers

What is the primary purpose of maintaining hemostasis during a biopsy procedure?

Control bleeding Signup and view all the answers

When is an excisional biopsy NOT recommended?

For suspected malignancy Signup and view all the answers

What type of biopsy involves 'slicing' the sample for immediate stain and analysis?

Frozen section biopsy Signup and view all the answers

Which type of biopsy is more useful for fluid-filled lesions?

Fine needle biopsy Signup and view all the answers

What is the primary reason for performing a core needle biopsy over a fine needle biopsy?