Pathology

Question 1

Abscess

Answer 1

Additive
Capsule infection, increased thickness

Question 2

Edema

Answer 2

Additive
Swelling, increased tissue thickness

Question 3

Tumors

Answer 3

Additive
Abnormal new growth

Question 4

Atelectasis

Answer 4

Additive
“wrinkled sheet”
Collapsing lung causes lung tissue density to increase

Question 5

Cardiomegaly

Answer 5

Additive
Enlargement of heart

Question 6

CHF - congested heart failure

Answer 6

Additive
Decreased cardiac output, leads to increased lung density

Question 7

Pleural effusions

Answer 7

Additive
Fluid buildup in pleural space leads to increase in lung tissue density

Question 8

Pneumonia

Answer 8

Additive
Inflammation, abnormal thickening

Question 9

Pneumonectomy

Answer 9

Additive
Removal of lung will cause affected side to fill with fluid

Question 10

Pulmonary edema

Answer 10

Additive
Fluid buildup

Question 11

TB

Answer 11

Tuberculosis
Additive
Infection that causes inflammatory response

Question 12

Ascites

Answer 12

Additive
Fluid buildup in abdomen

Question 13

Cirrhosis

Answer 13

Additive
Enlarged liver
Can result in ascites

Question 14

Calcified stones

Answer 14

Additive
Calcium deposits
Most common in gallbladder and urinary tract

Question 15

Acromegaly

Answer 15

Additive
Excessive growth bone mass

Question 16

chronic osteomelitis

Answer 16

additive
new bone growth

Question 17

hydrocephalus

Answer 17

additive
extra CSF

Question 18

Paget’s disease

Answer 18

additive
“cotton wool” appearance
increased bone cell activity

Question 19

Atrophy

Answer 19

Subtractive
loss of calcified bone

Question 20

Emaciation

Answer 20

Subtractive
wasting away, decreased thickness of tissue

Question 21

Emphysema

Answer 21

Subtractive
alveoli lose elasticity
lungs appear extra black

Question 21

Pneumothorax

Answer 21

Subtractive
collapsed lung
Free air in pleural cavity
Appearance: absence of lung markings

Question 22

Bowel obstruction

Answer 22

Subtractive
increased accumulation of air or fluid

Question 22

Acute osteomyelitis

Answer 22

Subtractive
bone infection leading to loss of tissue

Question 23

Carcinoma

Answer 23

Subtractive

Question 24

Degenerative arthritis

Answer 24

Subtractive joint inflammation that leads to destruction of bone

Question 25

Gout

Answer 25

Subtractive accumulation of uric acid resulting in bone destruction

Question 26

Multiple Myeloma

Answer 26

Subtractive bone cancer appears as punched out legions

Question 27

Osteomalacia

Answer 27

Subtractive bone mineralization defect

Question 28

Osteoporosis

Answer 28

Subtractive decrease in bone production

Question 29

Chron's

Answer 29

Subtractive cobblestone appearance

Question 30

Ewing's Sarcoma

Answer 30

Subtractive bone marrow cancer

Question 31

Ricket's

Answer 31

Subtractive bowing or cupping of bones