ABFAS BOARDS (REARFOOT AND
FOREFOOT)
What is a fatigue fracture? - ANSWERS-fracture/break in metal caused by
repetitive application of a load that creates stress risers that eventually lead to
failure.
most common bone tumor in digits - ANSWERS-enchondroma
radiographic hallmark of skewfoot? - ANSWERS-lateral subluxation of navicular on
talar head
maximum amount of fibroblasts occurs how long after injury? - ANSWERS-1 week
how much lengthening can you get with a V-Y plasty? - ANSWERS-20%
What procedure will improve the midtarsal locking mechanism? - ANSWERS-
Evan's calcaneal osteotomy
What provides stability to the 1st MPJ? - ANSWERS-collateral ligaments
Suspensory sesamoid ligaments
plantar sesamoid ligament
,action of FDB? - ANSWERS-plantarflexion of PIPJ and MTPJ
What is Iselin's disease - ANSWERS-- 5th metatarsal apophysitis
- Affects girls 9-11 yo; boys 11-14yo
- Apophyseal fragment runs parallel to 5th metatarsal diaphysis
- Initial tx is relative rest
most sensitive way to diagnose a neuroma? - ANSWERS-history and physical
how do you take a cacaneal axial radiograph? - ANSWERS-supine or leg fully
extended.
Image receptor centered to ankle with plantar foot perpendicular to it.
Central ray directed 40 degrees cephalad to long axis of foot.
Enter midline at base of 3rd metatarsal
When is glucocorticoid therapy needed prior to surgery? - ANSWERS-for those
who recieved more than 20 mg/d for 5 days.
-May have suppression for 6-12 months
What dorsiflexes the 1st ray prior to contact phase? - ANSWERS-tibialis anterior
,Landmarks for Evan's osteotomy - ANSWERS-Junction of the anterior superior
calcaneus and the floor of the sinus tarsi
how long after administration is morphine the most effective? - ANSWERS-30-60
minutes
effect of opioids on bones - ANSWERS-opioids may increase risk of osteoporosis.
When is a wound classified as dirty? - ANSWERS-foreign bodies
fecal contamination
greater than 4 hours old
What is the term for transverse magnetization to decay? - ANSWERS-T2
-That's time for the atoms to return to the out of state presence
Name of the procedure for a cock-up 5th digit - ANSWERS-ruiz-mora procedure
What is a torsion wedge nonunion - ANSWERS-an intermediate fragment without
blood supply. the 2 ends of the vascularized bone heal, but the non vascular
portion does not.
, What is the main advantage of an abductor digiti minimi muscle flap? - ANSWERS-
excellent muscle bulk at the distal end of the muscle.
most common complication of clubfoot casting? - ANSWERS-rocker-bottom
deformity.
What tibial sesamoid position indicated erosion of crista from the 1st metatarsal
head? - ANSWERS-4
What is the cornerstone treatment for charcot-marie-tooth? - ANSWERS-triple
arthrodesis
-even though there have been reported complications of this procedure.
how long after callous distraction should ex-fix remain on? - ANSWERS-2-4x
longer than it took to perform the distraction.
if it took 2 weeks it should stay on for 4-8 weeks more.
characteristics of ketamine - ANSWERS-NMDA antagonist
amnestic
Does not cause paralysis
When is cerclage wire used for osseous fixation? - ANSWERS-long oblique and
spiral fractures near a joint
FOREFOOT)
What is a fatigue fracture? - ANSWERS-fracture/break in metal caused by
repetitive application of a load that creates stress risers that eventually lead to
failure.
most common bone tumor in digits - ANSWERS-enchondroma
radiographic hallmark of skewfoot? - ANSWERS-lateral subluxation of navicular on
talar head
maximum amount of fibroblasts occurs how long after injury? - ANSWERS-1 week
how much lengthening can you get with a V-Y plasty? - ANSWERS-20%
What procedure will improve the midtarsal locking mechanism? - ANSWERS-
Evan's calcaneal osteotomy
What provides stability to the 1st MPJ? - ANSWERS-collateral ligaments
Suspensory sesamoid ligaments
plantar sesamoid ligament
,action of FDB? - ANSWERS-plantarflexion of PIPJ and MTPJ
What is Iselin's disease - ANSWERS-- 5th metatarsal apophysitis
- Affects girls 9-11 yo; boys 11-14yo
- Apophyseal fragment runs parallel to 5th metatarsal diaphysis
- Initial tx is relative rest
most sensitive way to diagnose a neuroma? - ANSWERS-history and physical
how do you take a cacaneal axial radiograph? - ANSWERS-supine or leg fully
extended.
Image receptor centered to ankle with plantar foot perpendicular to it.
Central ray directed 40 degrees cephalad to long axis of foot.
Enter midline at base of 3rd metatarsal
When is glucocorticoid therapy needed prior to surgery? - ANSWERS-for those
who recieved more than 20 mg/d for 5 days.
-May have suppression for 6-12 months
What dorsiflexes the 1st ray prior to contact phase? - ANSWERS-tibialis anterior
,Landmarks for Evan's osteotomy - ANSWERS-Junction of the anterior superior
calcaneus and the floor of the sinus tarsi
how long after administration is morphine the most effective? - ANSWERS-30-60
minutes
effect of opioids on bones - ANSWERS-opioids may increase risk of osteoporosis.
When is a wound classified as dirty? - ANSWERS-foreign bodies
fecal contamination
greater than 4 hours old
What is the term for transverse magnetization to decay? - ANSWERS-T2
-That's time for the atoms to return to the out of state presence
Name of the procedure for a cock-up 5th digit - ANSWERS-ruiz-mora procedure
What is a torsion wedge nonunion - ANSWERS-an intermediate fragment without
blood supply. the 2 ends of the vascularized bone heal, but the non vascular
portion does not.
, What is the main advantage of an abductor digiti minimi muscle flap? - ANSWERS-
excellent muscle bulk at the distal end of the muscle.
most common complication of clubfoot casting? - ANSWERS-rocker-bottom
deformity.
What tibial sesamoid position indicated erosion of crista from the 1st metatarsal
head? - ANSWERS-4
What is the cornerstone treatment for charcot-marie-tooth? - ANSWERS-triple
arthrodesis
-even though there have been reported complications of this procedure.
how long after callous distraction should ex-fix remain on? - ANSWERS-2-4x
longer than it took to perform the distraction.
if it took 2 weeks it should stay on for 4-8 weeks more.
characteristics of ketamine - ANSWERS-NMDA antagonist
amnestic
Does not cause paralysis
When is cerclage wire used for osseous fixation? - ANSWERS-long oblique and
spiral fractures near a joint
