RHEUMATOLOGY Flashcards
Variations of normal posture
Flatfoot, bow legs, knocked knees, in-toeing, out-toeing, toe walking
Bow legs will be considered normal until the age range of?
1-3 years
Normal age range of knocked-knees
2-7 years
Flat feet?
Foot arch is lost
Normal age range of flat-feet
1-2 years.
In-toeing normal age range
1-2 years
Out-toeing normal age range
6-12 months
Toe walking normal age range
1-3 years.
Hypermobility should be a suspicion in what abnormal postures?
Flat feet, out-toeing.
What abnormal posture can be seen in autism?
Toe-walking
Knocked knees can be seen in?
Juvenile idiopathic arthritis
DDs to consider in toe-walking
Spastic diplegia, muscular dystrophy, JIA, cerebral palsy, autism
Which abnormal postures can be seen in Marfan syndrome
Out-toeing.
Congenital talipes equino varus also known as
Club foot
Ideally when should club foot be diagnosed
Before discharging after birth head to the examination
T/f
1. Club foot is mostly seen in males
2. Club foot affects both feet in all cases
3. Oligohydramnios can cause club foot
4. Club foot is also associated with calf atrophy and hip problems.
5. Club foot should be radiologically diagnosed & confirmed
6. Club foot should be surgically corrected always.
- T
2.f - T
- T
- F
- F
Causes of club foot
Twin births
Uterine fibroids
Oligohydramnios
Bone and muscle abnormalities of the child
Other problems in club foot
Calf atrophy
DDH - (development dysplasia of hip)
IX of club foot
X-ray AP & lateral
Mx of club foot
Most children will physiotherapy
Some will need surgical correction - ponseti method (serial casting)
Clinical dx of club foot
Foot cannot be flexed enough to touch the shin and extended back to it’s normal anatomical position
Perthe’s disease is?
Avascular necrosis of the head of femur
Perthe’s disease is associated with
DDH
Mucopolysaccharoidosis
Achondroplasia
Rickets
Protein C & S deficiency- blood clots
T/f
1. Perthe’s is seen mostly in males
2. Perthe’s involves both femurs.
3. Perthe’s should be surgically corrected.
4. There is a painless limp in Perthe’s
5. There is a delayed bone growth in Perthe’s
- T( 5:1)
- F (20% bilateral)
- F (not always)
- T (can become painful )
5 T
Classic age of presentation of Perthe’s disease
Around 7 years
What movements of the hip joint is limited in Perthe’s disease
Internal rotation
Abduction
Mx of avascular necrosis of the hip
Mainly non surgical
Physiotherapy & decreased activity
Devices
Surgery
Pre-pubertal obese boy presents with painful gait. Dx?
Slipped upper femoral epiphysis ( SUFE)
Classic age of presentation of SUFE
12-15 years. (During growth spurt )
SUFE can be associated with?
Hypothyroidism
Increased growth hormones
Reduced sex hormones
Renal osteodystrophy
SUFE children presents with
Painful gait
Externally rotated leg
What happens in SUFE
Head & neck of the femur is separated
Mx of SUFE
Pin fixation in-situ (surgery)
T/f about transient synovitis
1. There is an antibody reaction in the hip joint in transient synovitis.
2. Fluid accumulated in the hip joint can be seen in X-ray
3. Child will present with a mild fever and limping
- T
2.F - T
What tests will be normal in transient synovitis
FBC
CRP
Mx of transient synovitis
PCM
Bed rest