Pelvic Trauma

Question 1

TVP fracture presentation + complications

Answer 1

Usually avulsion type injuries so mc will be unilat

• often fx in a row
• prone to non union

Question 2

What is LOBS and what is it due to

Answer 2

• complete or incomplete osseous bar bw 2 or more TVPs in L/S
• Result from hematoma resulting from trauma to spine

Question 3

How many sternal fx are deadly

Answer 3

40%

Question 4

Rib fx mc location and pot complications

Answer 4

Tend to occur in a row in lower ribs

• have to rule out pneumothorax (air in pleural space)
• may have to xray 5-7 days later

Question 5

duvernys fx presentation and is it stable

Answer 5

Fx thru pelvic bone or wing

stable type fx

Question 6

Avulsion type fracture- moi, Mc

Answer 6

Typically adolescent athletes, repeated or sudden muscle contraction

m/c iscial tuberosity
stable

Question 7

Sadle fx- presentation, stability and complications

Answer 7

fx of both sup + inf pubic rami
unstable
40% chance of injury to genitourinary tract

Question 8

Malgaigne fx- presentation + stability

Answer 8

ipsilat double verticle fx of inf ring and SI jt.

Unstable

Question 9

Bucket fx- presentation

Answer 9

Ramus fx with contralat SI jt involvement

Question 10

Sprung pelvis presentation

Answer 10

Pubic diastisis w/ one or both SI jt involvemnt

Question 11

Pubic diastasis presenation

Answer 11

Just pubic crest seperates >10mm

Question 12

Sacral fx presentations

Answer 12

1. horizontal- fall on butt, seen on lat view
2. Vertical- indirect trauma to sacrum

look for break in arcuate lines