others Flashcards
risk factors DDH? age?
infant
female, macrosomia, oligo hydramnios, first child, family history
investigations DDH
clinical - clunking, asymmetrical skin folds Barlow and ortolani galeazze test USS <4m xray >4m
management DDH
pavlik harness <6m
CR + spica cast >6m
OR + spica cast 6-18m
osteotomy + OR + spica cast 2y
symptoms of compartment syndrome
disproportionate pain - pain out of keeping paraesthesia paresis muscle contracture limb pallor loss of sensation
what is compartment syndrome?
build up of pressure within a closed space (myofascial compartment)
blood flow to muscles and nerves are cut off
management of compartment syndrome
urgent fasciotomy within 1h
causes of Cauda Equina syndrome
compression of the spinal nerve roots lumbar disc herniation spinal vertebral fracture metastases infection
symptoms of Cauda equina
bilateral sciatica leg weakness saddle anaesthesia urinary / fecal incontinence sexual dysfunction
examination findings Cauda Equina
LMN signs - hypotonia, areflexia, muscle weakness, poor anal tone, saddle anaesthesia
ABDOMEN - palpate bladder
investigations cauda equina
MRI
management cauda equina
ABCDE
insert catheter
surgical decompression - laminectomy, discectomy
osteoporosis definition
> 2.5 sd below mean for young adult
examination of osteoporotic patient
inability to weight bear external rotation of limb shortened limb pain on limb rotation bruising (extra capsular #)
important nerve to examine in hip fracture
sciatic nerve
motor function of Ankle, dorsiflexion of great toe
extra capsular femoral fracture stable?
yes, blood supply maintained
intracapsular femoral fracture stable?
no, bloood supply disrupted
risk of AVN / non union
risk with intracapsular femoral head fracture
AVN
non union
management subtrochanteric fracture
cephalomedullary nail
IM / gamma nail