TRIPHASIC FINDINGS IN INFECTION

Question 1

phase I-3,hot
phase II-3,hot
phase III-1,diffuse(cold)

Answer 1

cellulitis

Question 2

phase I-3, hot
phase II-3, hot
phase III-3, focal(hot)

Answer 2

OM

Question 3

phase I-2/3,diffuse
phase II-2/3, diffuse
phase III-diffuse pediatric, hot

Answer 3

Charcot joint

Question 4

phase I-normal/abnormal
phase II-normal/abnormal
phase III-3/4 focal

Answer 4

chronic OM

Question 5

phase I-3/4 pediatric
phase II-3/4 pediatric
phase III-1/2 pediatric

Answer 5

septic arthritis

Question 6

(soft tissue infection)

Diffuse uptake (multiple bones)

Hot in the first 2 phases then fades in phase 3 (but doesn’t go to 0)

Answer 6

cellulitis

Question 7

Increased bone turnover due to increased BF to bone

Hot in all 3 phases and focal (specific bones)
– focal cause the cellulitis part fades so now we just see the uptake in the bone or bones

Answer 7

OM

Question 8

diffuse uptake (around multiple joints)

hot because there are a lot of bone fractures=hot

Answer 8

Charcot joint

Question 9

normal or abnormal cause it waxes and Waynes

late phase is hot cause of all the bone remodeling

Answer 9

chronic joint

Question 10

swollen joint w/ periarticular (both sides of joint) uptake patterns early that then fades in later phases

Answer 10

septic arthritis