radyo 101-200

通報

問題一覧

On which element is the principle of MRI examination based on the effect of the magnetic field?

hydrogen

In which pathologies was the first computed tomography examination performed?

In brain diseases

Who proposed the idea of computer tomography?

Hounsfield

What are the wavelength of X rays?

from about 100 A to 0.01 A

How is known a mixture of many different wavelengths X rays

White X rays

How is known a single wavelengths X rays

Monochromatic X rays

How much the speed of X rays?

300.000 km/sec

Which method is based to the chemical ability of X rays?

radiography

How is called black areas in radiography

Translucent

How is called white areas in radiography

shadow

The plain chest radiography should be exposed on

full inspiration

The plain chest radiography should be exposed with the patient in

upright position

Which method of examination has only a very small role in the lung diseases?

MRI

Why films taken on expiration are difficult to interpret?

the lung bases appear hazy and the heart shadows increases in size

Which radioisotope is used for perfusion scan investigation of lung diseases?

99mTc

Which radioisotope is used for ventilation scan investigation of lung diseases?

xenon 133

What is the bronchography?

contrast X ray exam

What are two mayor types of radionuclide lung scan?

perfusion and ventilation lungs

Which method is very useful for diagnose of bronchoectatic disease?

broncography

Which of the following statements is correct?

The healthy lungs appear as translucency on X ray

What is the radiological sign of peripheral cancer?

Linear shadow reaching the lung root

Which of the followings is correct?

X-rays are harmful for human body

How many segments does the right lung consist of?

Ten

How many segments does the left lung consist of?

Nine

What method is useful for diagnose of lung tumors?

Computed tomography

What forms has bronchiectasis on X ray film?

cylindrical, spherical and complex

What method is useful for diagnose of bronchiectasis?

Computed tomography

What is X ray sign of emphysema?

Increasing of translucency

What is X ray sign of the I stage of primary lung tuberculosis?

the focus in lung tissue, lymphadenitis, lymphangitis

What forms has bronchoadenitis on X ray film ?

tumorlike and infiltrative

What is X ray sign of acute miliary tuberculosis?

equal distribution of same sizes nodes(focuses)

What is X ray sign of exudative pleuritis?

massive homogeneous opacity

What is X ray sign of central malignant lung tumor?

higher intensity rough, uneven shadow in the lung root

What is X ray sign of peripheral lung tumor?

solitary pulmonary mass

In which cases does recommended of lateral position x ray examination of the chest?

exudative pleurisy

With a large amount of fluid in the pleural cavity on chest radiograph :

mediastinal organs are displaced in a healthy way

Shift of the mediastinum to a healthy side is characteristic for:

Exudative pleurisy

In which pathology does lung translucency increase on x-ray?

Emphysema

In what type of pneumonia is the triangular shadow revealed?

Lobar pneumonia

In what disease of the lungs does the X-ray often show the norm?

Acute bronchitis

Primary forms of tuberculosis:

Primary tuberculosis complex, bronchoadenitis

A characteristic radiography of cirrhosis of the lungs:

Massive shadow occupying the whole lung lobe

What is the miliary carcinosis?

multiple small metastatic tumors

What is the main signs of lung metastasis?

a large number of round and oval foci shadows in the lungs

What is the difference between peripheral and central lung cancer?

peripheral cancer develops from less bronchus

What is the difference between peripheral and central lung cancer?

central cancer develops from main bronchus

The signs of lobar collapse are:

The shadow of the collapsed lobe and displacement of structures-the mediastinum and diaphragm may move towards the collapsed lobe

Initial diagnosis: pneumonia. Choose the optimal examination method?

X-ray

In which lung diseases are triangular shadows observed?

Segmental pneumonia

In which lung diseases are triangular shadows observed?

lung infarction

What is the main sign of peripheral lung cancer on a X ray film?

solitary mass from less bronchus and linear shadows extending towards the root

In which pathology is the mediastinum displacement to the healthy side observed in the X ray film?

hydrotorax

What tumors does the term "Pancostal cancer" refer to?

apex lung cancer

What is the characteristic sign of a dead echinococcus on an X-ray?

capsule calcification

What is the main radiological sign of central lung cancer in radiological examination?

intensive shadow with rough edges in the area of the lung roots

What is the main radiological sign of peripheral lung cancer in radiological examination?

balloon-shaped, dark shade with rough edges

What is the main sign of metastatic lung cancer in X-ray examination?

a large number of round and oval foci shadows in the lungs

What does the main X-ray symptom of pulmonary emphysema refer to:

increased lung transparency

Which of the following can be used for as a contrast media in urography?

iodine-containing contrast agents

In the first stage of croupous pneumonia, what change is seen on the Xray?

no significant change is detected

What change is seen in the radiograph in the fourth stage of croupous pneumonia?

Fragmentation of the dark shadow

What change is seen on the X-ray in the third stage of croupous pneumonia?

shadow with dark homogeneous and sharp boundaries

What does a lung abscess appear on a radiograph?

circular shadow-the upper part is transparent, the lower part is dark shadow

Which method is more informative in the diagnosis of pulmonary hemorrhage?

computed tomography

How does tuberculoma appear on a radiograph?

intense shadow with rough edges

Which of the following statetment is true?

three phases of the primary tuberculosis complex are determined by x-ray

Which examination method is more informative in detecting caverns?

computed tomography

In which pathology mediastinal displacement to damaged side is observed in the X ray film?

cirrhosis

"Damuazo line" in the X ray film is an indicator of what pathology?

exudative pleurisy

In the X-ray examination, small shadows the upper and middle areas of the lung. For which one it is characteristic?

pneumoconiosis

What is the density of the lungs in CT densitometry?

-650 -850

What forms of bronchiectasis are detected on an X-ray film?

cylindrical, saccular and mixed

Which of the following examinations is more informative in the diagnosis of bronchiectasis?

computed tomography

To which form of tuberculosis does bipolarity phase corresponds?

primary tuberculosis complex

From which bronchi does central cancer develop?

From large bronchi

Where does peripheral cancer develop?

from less bronchi

What forms of bronchoadenitis are manifested in the X ray film?

tumor-like and cloudy (infiltrativE)

What are the characteristics of milliary tuberculosis on the radiograph?

distribution of same size foci in the lungs

What is the important sign of echinococcal cyst in X-ray examination?

crescent-shaped transparency on a shadow background

What do we see on the radiograph during exudative pleuricy?

mediastinal deviation to the healthy side

In the fourth stage of croupous pneumonia, what change is seen on the radiograph?

fragmentation of the dark shadow

How does pulmonary emphysema appear on an X-ray?

the transparency of the lungs increases

Which radioisotope is used for radionuclide angiography?

99mTc

What is contrast investigation of heart vessels?

Coronary angiography

What method is useful for diagnose of ischemia of the heart?

Radioizotope method

What is morphological X ray sign of heart diseases?

changing of heart border

What is echocardiography?

Type of ultrasound examination

Tetralogy of Fallot is:

ventricular septal defect and right ventricular outflow obstruction usually subvalvar or valvar stenosis

Echocardiography image of mitral stenosis?

Enlargement of the left atrium

Radiological signs of heart failure:

Cardiac enlargement, pulmonary edema, bilateral pleural effusion

The echocardiographic hallmark of aortic stenosis is:

thickening of the aortic valve leaflets with narrowing of the orifice

The major features of aortic stenosis on plain chest radiograph are:

aortic valve calcification and postsnenotic dilatation of the ascending aorta

Echocardiography signs of aortic valve incompetence is:

regurgitant jet

Which methods can evaluate the direction and velocity of blood flow?

color and pulse Dopplerography

Which area is mainly studied by the M method of ultrasound examination?

heart

Name the form of esophageal diverticula: 1) wrong 2) traction 3) pharyngeal pouch 4) saucer like 5) Pulsion

2,3,5

The main X-ray symptoms of varicose veins in the esophagus are:

wormlike filling defects on barium swallow, thickened folds

The main X-ray symptoms of achalasia of the esophagus are:

smooth, tapered narrowing at the lower end of the oesophagus

The main X-ray symptoms of hypertrophic gastritis are:

thickening of folds

100

The main X-ray symptom of stomach ulcers is:

Symptom niche

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