CNS

In the classification of primary intracranial brain tumors, which of the following does NOT belong? Select one: a. squamous cell carcinoma b. astrocytoma c. medulloblastoma d. glioblastoma

a

Necrosis refers to: Select one: a. death of cells b. ease of spread of disease c. extent of tumor d. tumor cells only

a

Papilledema is a sign of: Select one: a. increased intracranial pressure b. necrosis c. spinal cord compression d. a benign tumor

a

The major routes of spread for primary CNS tumors are: I. direct extension II. lymphatics III. seeding IV. hematogenous Select one: a. I & III b. I & II c. I, II, III, and IV d. II & III

a

What is the best approach to treating CNS neoplasms Select one: a. surgery and radiation b. surgery and chemotherapy c. chemotherapy and immunotherapy d. radiation and chemotherapy

a

palliative doses of radiation to the whole brain for metastatic disease are generally about: Select one: a. 3000-4000 cGy b. 1000-2000 cGy c. 2000-3000 cGy d. 5000-6000 cG

a

A patient presenting with a loss of vision would most likely have a brain tumor located in what part of the brain? Select one: a. cerebellum b. occipital lobe c. temporal lobe d. frontal lobe

b

Accelerated fractionation is more than one fraction per day using smaller doses per fraction in order to achieve a higher overall dose. Select one: True False

b

Of the four main types of lung cancer, which one is most prone to early metastasis: Select one: a. large cell carcinoma b. small cell carcinoma c. squamous cell carcinoma d. adenocarcinoma

b

The main vessels bringing blood to the brain include: 1. internal carotid arteries 2. jugular veins 3. vertebral arteries Select one: a. 2 & 3 b. 1 & 3 c. 1, 2 & 3 d. 1 & 2

b

What is the term for the thick white patches in the mouth that can develop into cancer? Select one: a. yeast infection b. leukoplakia c. thrush d. erythroplasia

b

Which of the following are the least common lymph nodes treated in head and neck cancer: Select one: a. cervical b. facial c. jugulodigastric d. supraclavicular

b

Which of the following areas should be included when irradiating a tumor of the nasopharynx? I. jugulodigastric nodes II. retropharyngeal nodes III. cervical nodes Select one: a. II and III b. I, II and III c. I and II d. I and III

b

Which of the following techniques or modalities are used for treating CNS: I. Gamma Knife 2. Cyber Knife 3. SRS 4. Craniospinal Select one: a. 4 b. all of the above c. 3 & 4 d. 1 & 2

b

A dose of ________ cGy to the larynx will probably cause laryngitis. Select one: a. 4000 b. 6000 c. 5000 d. 3000

c

Primary brain tumors are treated with ____ cGy and a ____ cm margin Select one: a. 2000-4000; 1 b. 3000-4000; 2-3 c. 5000-6000; 2-3 d. 3000-4000; 1

c

The best diagnostic test to distinguish brain necrosis from malignant tissue is: Select one: a. CT b. MRI c. PET d. US

c

The ventricles in the brain are filled with: Select one: a. white matter b. protective cerebral oil c. cerebral spinal fluid d. gray matter

c

What is the most common brain lesion? Select one: a. glioma b. medulloblastoma c. metastatic d. astrocytoma

c

When treating a person for lung cancer, an off-cord boost is usually needed after what dose? Select one: a. 3500 cGy b. 2500 cGy c. 4500 cGy d. 5500 cGy

c

Which of the following can limit surgery for CNS neoplasms? 1. tumor location 2. patient status 3. risk of causing neurological deficits Select one: a. 2 & 3 b. 1 & 3 c. 1, 2 & 3 d. 1 & 2

c

diagnostic studies used for the detection and/or evaluation of lung cancer may include: I. CT scans II. sputum cytology III. pulmonary function tests Select one: a. I b. II & III c. I, II, & III d. I & II

c

Multiple tumor types are included in the CNS category. Which type of primary brain tumor is most common? a. ependymoma b. medulloblastoma c. gliioma d. meningioma

c, glioma

A patient presenting with marked personality changes and speech disorders would most likely have a brain tumor locate din the ____ lobe of the brain. Select one: a. occipital b. temporal c. parietal d. frontal

d

A true Pancoast tumor must not only be situated in the apex of the lung but must also include the following clinical presentation(s): I. pain around the shoulder and down the arm II. clubbing of the fingers III. Horner's syndrome IV. brain mets Select one: a. I & II b. I, II, III & IV c. II, III & IV d. I & III e. I, II & IV

d

All of the following statements regarding stereotactic radiosurgery/radiotherapy for a brain tumor are true except: Select one: a. dose may be given in one fraction or multiple fractions b. a high dose is given to the tumor while sparing surrounding normal tissue c. the tumor should be 3cm or less in diameter d. carefully constructed custom blocks are necessary

d

Almost all head and neck cancers are of what pathology? Select one: a. adenocarcinoma b. sarcoma c. lymphoma d. squamous cell carcinoma

d

The carina, the area where the trachea bifurcates into two branches, is found at the level of: Select one: a. T1-T2 b. T2-T3 c. T9-T10 d. none of the above

d

The most common symptom from a brain tumor is: Select one: a. excessive jocularity b. seizure c. personality change d. headache

d

The most important prognostic indicators for CNS tumors are: 1. age 2. Karnofsky score 3. grade of tumor 4. size of tumor Select one: a. 3 & 4 b. 2 & 3 c. 1, 2 & 4 d. 1, 2 & 3

d

The purpose of the blood-brain barrier is to: Select one: a. protect the brain from toxic substances b. hinder the penetration of some substances into the brain c. provide buoyancy to the brain d. a & b

d

Which of the following is not a common sign/symptom associated with brain tumors? Select one: a. headache b. seizure c. balance issues d. all of the above are signs/symptoms of a brain tumor

d

Which of the following statements about tumor grading is true: Select one: a. a low grade tumor is more aggressive b. a glioblastoma multiforme is a high grade meningioma c. a higher grade tumor has a better prognosis than a low grade tumor d. none of the above are true

d

The TNM system is a common staging system for brain tumors. Select one: True False

false

Chemotherapy is not commonly used for treating brain tumors due to the blood brain barrier not allowing most chemo drugs through. Select one: True False

true

During radiation to the brain, patients are instructed to avoid driving. Select one: True False

true

Having morning headaches with brain tumors occurs when going from the flat to upright position due to improper CSF drainage in ventricles. Select one: True False

true

Little is known concerning the etiology, development and growth mechanisms of CNS tumors. Select one: True False

true

Medulloblastoma is often treated with craniospinal irradiation. Select one: True False

true

Permanent hair loss is possible for patients treated for brain tumors with doses above 4000 cGy. Select one: True False

true

The preferred treatment of brain metastases is whole-brain irradiation. Select one: True False

true

The prognosis for individuals with CNS tumors tends to be better in younger patients Select one: True False

true

Tumor grade rather than size is a better indicator of prognosis for brain tumors. Select one: True False

true