arrt review: image production (grid conversions, additive v destructive) Flashcards
grid conversion factor
no grid
1
grid conversion factor
5:1
2
grid conversion factor
6:1
3
grid conversion factor
8:1
4
grid conversion factor
10:1, 12:1
5
grid conversion factor
16:1
6
grid conversion factor formula
mAs1/mAs2 = GCF1/GCF2
grid ratio formula
height/distance
is the following disease additive or destructive?
abscess
additive
is the following disease additive or destructive?
edema
additive
is the following disease additive or destructive?
tumors
additive
is the following disease additive or destructive?
anorexia nervosa
destructive
is the following disease additive or destructive?
atrophy
destructive
is the following disease additive or destructive?
emaciation
destructive
is the following disease additive or destructive?
atelectasis
additive
is the following disease additive or destructive?
bronchiectasis
additive
is the following disease additive or destructive?
cardiomegaly
additive
is the following disease additive or destructive?
congestive heart failure
additive
is the following disease additive or destructive?
emphyema
additive
is the following disease additive or destructive?
pleural effusion
additive
is the following disease additive or destructive?
pneumoconioses
additive
is the following disease additive or destructive?
pneumonia
additive
is the following disease additive or destructive?
pneumonectomy
additive
is the following disease additive or destructive?
tuberculosis
additive
is the following disease additive or destructive?
emphysema
destructive
is the following disease additive or destructive?
pneumnothorax
destructive
is the following disease additive or destructive?
aortic aneurysm
additive
is the following disease additive or destructive?
ascites
additive
is the following disease additive or destructive?
cirrhosis
additive
is the following disease additive or destructive?
calcified stones
additive
is the following disease additive or destructive?
bowel obstruction
destructive
is the following disease additive or destructive?
aerophagia
destructive
is the following disease additive or destructive?
acromegaly
additive
is the following disease additive or destructive?
chronic osteomyelitis
additive
is the following disease additive or destructive?
hydrocephalus
additive
is the following disease additive or destructive?
osteochondroma
additive
is the following disease additive or destructive?
Paget’s disease
additive
is the following disease additive or destructive?
sclerosis
additive
is the following disease additive or destructive?
osteopetrosis
additive
is the following disease additive or destructive?
Ewing’s sarcoma
additive
is the following disease additive or destructive?
active osteomyelitis
destructive
is the following disease additive or destructive?
aseptic necrosis
destructive
is the following disease additive or destructive?
carcinoma
destructive
is the following disease additive or destructive?
degenerative arthritis
destructive
is the following disease additive or destructive?
fibrosarcoma
destructive
is the following disease additive or destructive?
gout
destructive
is the following disease additive or destructive?
hyperparathyroidism
destructive
is the following disease additive or destructive?
multiple myeloma
destructive
is the following disease additive or destructive?
osteolytic metastases
destructive
is the following disease additive or destructive?
osteomalacia
destructive
is the following disease additive or destructive?
osteoporosis
destructive