MCN 374 Exam III Question and answers 2023 verified to pass(updated)

MCN 374 Exam III Question and answers 2023 verified to pass(updated)Orthopedic disorders can be - correct answer Congenital Acquired/trauma Infectious Club Foot - correct answer 1-2 per 1000 live births *Males more affected* Involves both the bony structures and soft tissues Club Food: Causes - correct answer Intrauterine positioning Neuromuscular or vascular problem Genetics Club Foot: Interventions - correct answer Manipulation and serial casting immediately The more rigid the higher likelihood surgery will be necessary Surgery is performed between 3-12m Developmental Dysplasia of the Hip (DDH) - correct answer Encompasses a variety of hip abnormalities: Acetabular dysplasia - abnormal development leading to instability Subluxation - incomplete dislocation Dislocations - femoral head has no contact with the acetabulum DDH: Predisposing Factors - correct answer 5 F's: Female Family hx in 20% of cases Frank breech birth First born Left hip involvement (3x more often than the right) DDH: Clinical Manifestations: Infant - correct answer Shortened limb on affected side Restricted abduction of hip on affected side Unequal gluteal folds when infant is prone Positive Ortolani test Positive Barlow test Many resolve by 2m of age DDH: Clinical Manifestations: Older Infant and Child - correct answer Affected leg shorter than the other Positive Trandelenburg sign (while bearing weight on the affected side the pelvis tilts downward) Limp