MSK Flashcards
what is a salter harris 1 fracture?
fracture through the physis only (XRAY can be normal)
what is a salter harris 2 fracture?
fracture through the physis and metaphysis
what is a salter harris 3 fracture?
fracture through the physis and epiphysis to include the joint
what is a salter harris 4 fracture?
a fracture involving the physis, metaphysis and epiphysis
what is a salter harris 5 fracture?
a crush injury involving the physis (XRAY may resemble type I and appear normal)
treatment for an undisplaced intracapsular fracture in a healthy patient?
internal fixation
treatment for an undisplaced intracapsular fracture in an unfit patient?
hemiarthroplasty
treatment for a displaced intracapsular hip fracture in a normal patient?
THR
treatment for a displaced intracapsular hip fracture in an unfit patient?
hemiarthroplasty
treatment for a stable extracapsular hip fracture?
DHS
treatment for an unstable extracapsular hip fracture?
IMD
which nerve root compression leads to weakness in foot and big toe dorsiflexion?
L5
which nerve root compression leads to weakness in knee flexion and sensory loss over anterior thigh?
L3
which nerve root compression leads to weakness in knee flexion and sensory loss over the anterior aspect of the knee and medial malleolus?
L4
which nerve root compression leads to weakness in plantar flexion of foot and a reduced ankle reflex?
S1
what is the first line treatment for SLE?
hydroxychloroquine
what myotome is incharge of hip flexion?
L1/2
what myotome is in charge of knee extension?
L3/4
what myotome is in charge of foot dorsiflexion?
L5
what myotome is in charge of ankle plantar flexion?
S1/2
what happens in an L5/S1 prolapse?
pain down to sole of foot
reduction in plantar flexion
what happens in an L3/4 prolapse?
pain down to medial ankle
loss of quadricep power
reduction in knee jerk
what happens in an L4/5 prolapse?
pain down to foot dorsum
loss of power to extensor hallucis longus and tibialis anterior