BMS LAB QUIZ
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Questions and Answers

What is the most common type of malignant melanoma affecting the eyelids?

  • Acral lentiginous
  • Nodular (correct)
  • Superficial spreading
  • Lentigo maligna
  • Which of the following is NOT a risk factor for malignant melanoma?

  • African American race (correct)
  • Excessive sun exposure
  • Changing cutaneous moles
  • Family history
  • What is the recommended treatment for solid limbal dermoids?

  • Irradiation
  • Surgical excision (correct)
  • Cryotherapy
  • Intralesional chemotherapy
  • Which statement about Kaposi's Sarcoma is true?

    <p>May involve the lacrimal sac and orbit</p> Signup and view all the answers

    What is the primary diagnostic method for diagnosing Choristomas?

    <p>Clinical suspicion confirmed by an excisional biopsy</p> Signup and view all the answers

    Which of the following is a characteristic feature of dermolipomas?

    <p>Less dense than solid limbal dermoids</p> Signup and view all the answers

    What is the common treatment modality for Orbital Vascular Hamartomas?

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

    'Goldenhar’s Syndrome' is characterized by all of the following EXCEPT:

    <p>Bilateral limbal dermoids or dermolipomas</p> Signup and view all the answers

    'Complex Choristomas' are characterized by:

    <p>'AKA ectopic lacrimal glands'</p> Signup and view all the answers

    'Kaposi's Sarcoma' is found more frequently in individuals with:

    <p>'AIDS'</p> Signup and view all the answers

    Which orbital vascular tumor is most common in infants and often involutes within 6 months?

    <p>Capillary Hemangioma</p> Signup and view all the answers

    Which type of hemangioma is characterized by solid cellular zones and open zones with irregular lumina?

    <p>Capillary Hemangioma</p> Signup and view all the answers

    Which orbital tumor is characterized by blood-filled spaces separated by fibrous septa?

    <p>Cavernous Hemangioma</p> Signup and view all the answers

    Which orbital tumor is commonly associated with neurofibromatosis 1?

    <p>ONH Glioma</p> Signup and view all the answers

    Which orbital tumor tends to present with decreased visual acuity and relative afferent pupillary defect?

    <p>ONH Glioma</p> Signup and view all the answers

    Which lymphoma is histopathologically characterized by Reed-Sternberg cells?

    <p>Hodgkin's Lymphoma</p> Signup and view all the answers

    'Salmon-patch' lesions in the orbit are characteristic of which type of lymphoid lesions?

    <p>Orbital Lymphoma</p> Signup and view all the answers

    'Optociliary shunts' are most commonly associated with which type of orbital tumor?

    <p>Orbital Lymphoma</p> Signup and view all the answers

    What is the common presenting sign of orbital lymphoma?

    <p>Epibulbar “salmon-patch” lesion</p> Signup and view all the answers

    What is the role of steroids in treating lymphoid lesions?

    <p>Has no significant role</p> Signup and view all the answers

    Why is surgical cure not possible for orbital lymphoma?

    <p>Lesions are diffuse and infiltrated into orbital fat tissue</p> Signup and view all the answers

    What are the commonly used doses of radiation for benign orbital lymphoid infiltration?

    <p>2000 to 3000 rad</p> Signup and view all the answers

    What diagnostic tests must a patient diagnosed with orbital lymphoma undergo?

    <p>Bone scan, liver-spleen scan, and Coombs' test</p> Signup and view all the answers

    Which benign eyelid lesion is commonly referred to as a skin tag?

    <p>Squamous Cell Papilloma</p> Signup and view all the answers

    What is the purpose of localized therapy in orbital lymphoma?

    <p>To treat the disease confined to the orbit</p> Signup and view all the answers

    Why is regression in the form of lymphoid hyperplasia possible in orbital lymphoma?

    <p>Due to immune response stimulation</p> Signup and view all the answers

    What is the recommended treatment for pedunculated sessile Xanthelasma?

    <p>Systemic cardiovascular work-up</p> Signup and view all the answers

    What is the main clinical feature that distinguishes Keratoacanthoma from Acinic Keratosis?

    <p>Rapidly growing nodule</p> Signup and view all the answers

    What is the main difference in clinical appearance between Basal Cell Carcinoma and Squamous Cell Carcinoma of the eyelids?

    <p>Vascularized nodule vs. Crusted raised plaques</p> Signup and view all the answers

    Which benign eyelid lesion involves overgrowth of melanocytic cells in fair-skinned patients?

    <p>Melanocytic Nevus</p> Signup and view all the answers

    Which malignant eyelid tumor arises from the kera@nized squamous cell layer of the epidermis?

    <p>Squamous Cell Carcinoma</p> Signup and view all the answers

    Which benign eyelid lesion occurs as a fluid cyst of gland of Moll on the lid margins and is transparent?

    <p>Sudoriferous cyst</p> Signup and view all the answers

    What is the characteristic appearance of Molluscum Contagiosum on the eyelids?

    <p>White-to-pink shiny nodules</p> Signup and view all the answers

    Which eyelid lesion is most commonly associated with hyperlipidemias in middle-aged and older patients?

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

    What distinguishes Sebaceous Cell Carcinoma from other eyelid malignancies based on clinical presentation?

    <p>Plaque-like thickening of the tarsal plate</p> Signup and view all the answers

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