Developmental and Neuromuscular Disorders Flashcards
What is syndactly and how is it treated?
Failure of digit separation - treated with surgical separation
What is polydactly and how is it treated?
Extra digit formation - treated with surgical removal
What occurs in fibular hemimelia?
Partial/complete fibular absence
How is fibular hemimelia treated?
Mild - circular frame external fixator
Severe - ankle amputation
What is the pathogenesis of Erb’s palsy?
Injury to C5/6 nerve roots during vaginal delivery
What muscles are affected in Erb’s palsy?
Deltoid, supraspinatus, infraspinatus and biceps brachii
What is the main sign of Erb’s palsy?
Waiter’s tip posture
Why do people with Erb’s palsy have a waiter’s tip posture?
Due to unopposed internal rotation from subscapularis
How is Erb’s palsy treated?
Physiotherapy to restore biceps function
What nerve roots are affected in Klumpke’s palsy?
C8 & T1
What are some signs and symptoms of Klumpke’s palsy?
Paralysed intrinsic hand muscles
Flexed fingers
Give some causes of cerebral palsy
Genetic malformation Intrauterine infection Brain malformation Hypoxia Meningitis
What are the main types of cerebral palsy?
Spastic
Ataxic
Athetoid
Dystonic
What are the types of spastic cerebral palsy?
Monoplegic - one limb affected
Hemiplegic - ipsilateral arm and leg
Diplegic - legs only
Quadriplegic - all 4 limbs
What are the main signs and symptoms of cerebral palsy?
Weakness
Spasticity
Hyperreflexia
How is spasticity in cerebral palsy treated?
Baclofen/botox
What is the pathogenesis of spina bifida?
Failure of posterior vertebral arch fusion
Give some signs and symptoms of spina bifida oculta
Birth mark; skin tag; lipoma
Pes cavus
Bladder/bowel problems
A meningocele or myelomeningocele occurs in spina bifida oculta/cystica
Cystica
What is a meningocele?
Herniation of the meninges
What is a myelomeningocele?
Herniation of the cauda equina nerve roots
How is spina bifida cystica treated?
Closure within 48 hours
What is the pathogenesis of poliomyelitis?
Viral infection of anterior horn motor cells
Give some signs and symptoms of polio?
Flu-like illness
Paralysis of group of muscles in one limb
Is sensation preserved in the affected muscles in polio?
Yes
How is polio treated?
Splintage
Tendon transfers
Vaccination