Types of Degeneration

Question 1

Calcification, Metastatic

Answer 1

Calcium infiltration into NORMAL TISSUE

Ex: Hypervitaminosis D

Question 2

Calcification, Dystrophic

Answer 2

Calcium infiltration into abnormal/damaged tissue
(calcium always appears when we damage tissue)

Ex: ATHEROSCLEROSIS or atheroma
Damage to the tunica intima (calcium on artery walls)

Question 3

Caseous Degeneration

Answer 3

Tuberculosis

Question 4

Cloudy Swelling

Answer 4

albuminous

membrane is injured which effects ionic transfer

Question 5

Coagulation

Answer 5

infarction

Question 6

enzymatic

Answer 6

pancreas

Question 7

fatty

Answer 7

liver aka “nutmeg liver”

Question 8

explain “Tabby cat heart”

Answer 8

fatty dot –> fatty streak –> aterhoma (fatty plaque) –> firbroathroma (fibrous tissue, calcium)

Yellow, brown stripe like a tabby cat

Question 9

Liquefaction

Marine story about brain

Answer 9

CNS
ex: brain melts, tertiary syphilis, leprosy

Skin
(if from an infection)

Question 10

Wallerian

Answer 10

Peripheral Nerves.
Degenerates into the next Node of Ranvier.
“Dying back phenomenon”

Question 11

Zenker’s (waxy)

Answer 11

Hyaline.
Most Common in skeletal muscle.
Muscle replaced with hyaline.

Question 12

Karyolysis

Answer 12

fading, dissolution, clumping

Question 13

karyorrhexis

Answer 13

fragmentation

Question 14

pyknosis

Answer 14

nuclear condensation or shrinking