The earliest lymphogenic spread of Breast Cancer, localized in upper-lateral quadrant is to:
supraclavicular lymph nodes
homolateral axillary lymph nodes
mediastinal lymph nodes
The combined radiotherapy of Cervical Cancer includes:
deep Roentgen therapy and teIe-gamma-therapy
metabolic brachytherapy and external beam radiotherapy
intracavitary brachytherapy and external beam radiotherapy
The photon beams radiotherapy of Breast cancer is performed using:
2 tangential fields
2 tangential and 3 direct fields
2 tangential and 1 direct fields
Intracavitary brachytherapy can be applied to patients with:
Breast cancer
Uterine cancer
Skin cancer
With interstitial brachytherapy of malignant tumors the radioactive source is:
outside patient body
directly in the tumor tissue
in a body cavity
The daily dose with small-fraction external beam radiotherapy is:
2 Gy
5 Gy
8 Gy
The dose delivered to point "A" by intracavitary brachytherapy in cervican cancer is about:
30 Gy
50 Gy
70 Gy
Most sensitive and early-reacting to radiotherapy in cancer patienst ara:
Erythrocytes
Leucocytes
Thrombocytes
The early radiation reactions of tissues are:
irreversible
non-curable
spontaneously healing
The Small-cell Lung cancer is characterized as:
highly radiosensitive tumor
highly radioresistant tumor
moderately radiosensitive tumor
Hormone-therapy is important part of the complex treatment of:
Lung cancer
Breast cancer is most frequently:
invasive ductal cancer
non-differentiated cancer
lobular cancer
Metabolic brachytherapy with Differentiated Thyroid Carcinoma is performed using:
131-lodine
60-Cobalt
99m-Technetium
Point B in cervical cancer patients is representative for the Dose in:
Bones of the pelvis
Parametrial tissues and lymph nodes
Urinary bladder
Radical radiotherapy of lung cancer is performed using:
electron beams
high-energy photon beams
interstitial brachytherapy
Radionuclide radiotherapy for thyroid carcinoma is applied using
125-lodine
None of those
The physical half-life of a radionuclide is:
the dose absorbed half life of a radionuclide is
the number of the decayed nuclei per unit of time
the time for which the initial activity of the radionuclide decreases in half
The most radiosensitive type of lung cancer is
small-cell lung cancer
adenocarcinoma
non-small-cell lung cancer
The physical half-life of 99m-Technecium is
6 hours
16 hours
6 days
The most widely used radionuclide for scintigraphic examination of the thyroid gland
99m Tc
The principle diagnostic device in NM is:
Nuclear reactor
Gamma Camera
Cyelotron
The normal renogram consists of:
four phases
two phases
three phases
directly in the tumor-tissue
The activity of a RN is defined as:
the energy absorbed in a volume of tissue
