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RADS 4307 Oncology

Study material from Oncology 2

Small, white, raised patches on the mucous membrane. Leukoplakia
Lesion on the epidermis marked by the presence of a circumcised overgrowth of the horny layer. Keratosis
Reddened, velvetlike patches on the mucous membrane. Erythroplasia
Most common histology of cancers in the aerodigestive tract. Squamous cell carcinoma
Most common malignant tumor of the head and neck cancers Larynx
True/False: Treatment of the glottis often require a boost to the lymph nodes. False: The glottis (true vocal cords) has no lymph nodes
Cancer of the oral cavity is most common in _____ India
Define hemiglossectomy: Surgical removal of half of the tongue
The pharynx extends from ______ to _______ Area behind the nose (Nasopharynx); esophagus
Most common site of disease in oropharynx Tonsils
Cranial nerve responsible for talking and sounds Nerve X: Vagus nerve
True/False: Cancers of the hypopharynx are usually advanced. True
What is the primary factor involved with the prognosis of CNS tumors? Tumor grade
Common route of spread for medulloblastomas and primitive neuroectodermal tumors (PNETs) Via Cerebrospinal fluid to points in the central nervous system
In a whole brain treatment field, how much flash is necessary at the superior border? 1 cm
During a craniospinal axis treatment, at what dose is the gap shifted to avoid hot or cold spots? every 1000 cGy
What category of drugs are capable of crossing the blood-brain barrier? Nitrosoureas
What drug is commonly prescribed to patients receiving brain irradiation to reduce swelling? Decadron
Patch of red or brown, scaly, rough kin, which can develop into squamous cell carcinoma Actinic Keratosis
What is the most common type of skin cancer? Basal cell carcinoma
A rare and aggressive form of skin cancer that usually appears as a flesh-colored or bluish-red nodule. Merkel cell carcinoma
Deepest layer of the epidermis; containing melanocytes, Merkel cells and stem cells capable of producing keratinocytes. Stratum basale (stratum germinativum)
Slow-growing, temperate tumor associated with nodular purple lesions. Kaposi's sarcoma
Tiny blood vessels visible on the skin's surface Telangiectases
Surgical technique for the removal of certain cutaneous carcinomas that allows precise microscopic marginal control by using horizontal frozen sections. Mohs micrographic surgery
Melanoma staging system describing the total vertical height of the melanoma, from the granular layer to the area of deepest penetration. Breslow's depth
Staging for melanoma that refers to how deep the tumor has penetrated into the layers of the skin Clark's level
True/False: Melanoma is an extremely radiosensitive cancer. False: Radiation therapy is limited to palliative therapy in melanoma patients
Hodgkin's lymphoma is classified as such due to the presence of what cells? Reed-Sternberg cells
The combination of a mantle field and para-aortic field is referred to as ______ extended-field irradiation
What staging system is used for Hodgkin's lymphoma? Ann Arbor Staging System
What is the gold standard treatment for Hodgkin's lymphoma? ABVD chemotherapy regimen
A majority of lymphomas in the U.S. are _____ origin. B Cell
What chemotherapy regimen is commonly used for Non-Hodgkin's lymphoma? CHOP
Mainstay of treatment for brainstem gliomas Radiation Therapy
Slow growing tumors originating from the supporting cells of the brain Astrocytomas
Pediatric tumors arising from the ventricular linings that can be cerebral or posterior fossa in location Ependymomas
Rare kidney cancer that primarily affects children Wilm's Tumor
The most common intraocular tumor in young children; usually discovered as a result of abnormal retinal light reflex Retinoblastoma
Tumors that arise in the midline of the cerebellum, can invade the fourth ventricle and brainstem, and has a high propensity to spread thoughout the CSF Medulloblastoma
The master gland is the _____ Pituitary gland
What is the most common endocrine tumor? Thyroid
What is the most common symptom of thyroid cancer? Neck swelling or mass
Hormone produced by the pituitary gland that, when secreted excessively, can result in female infertility Prolactin (PRL)
Preferred treatment for adrenal medulla tumors Surgery
The most common osseous malignant bone tumor Osteosarcoma
A condition characterized by excessive and abnormal bone resorption and formation Paget's Disease
Bone tumor that occurs in the diaphysis of long bones Ewing's sarcoma
What is the most common site of metastasis for soft tissue sarcomas? The lungs
Tiny red spots on the skin caused by the escape of small amounts of blood Petechiae
What is the most common type of leukemia in adults? Acute myelogenous leukemia
Type of leukemia classified by the presence of Auer rods Acute myelogenous leukemia
The most common pediatric malignancy Acute lymphocytic leukemia
For which type of leukemia is previous radiation exposure not an etiological factor? Chronic lymphocytic leukemia
Created by: ll4727