Externalizing and internalizing syndromes in relation to school truancy among adolescents in high-risk urban schools.

Introduction: To examine the relationship between externalizing/internalizing syndromes and school truancy among Form Four (10th grade) students attending "high-risk" schools in Kuala Lumpur.

Methods: This is a cross-sectional study conducted upon 16-year-old adolescents attending three high-risk schools in Kuala Lumpur. A total of 373 students completed self-administered questionnaires on the sociodemographic variables and externalizing/internalizing syndromes.

Vincristine-induced vocal cord palsy: case report and review of the literature.

Vincristine-induced vocal cord paralysis is a rare but serious complication. We report 2 patients with acute lymphoblastic leukemia who developed progressive stridor during induction chemotherapy. There were no clinical features of peripheral or autonomic neuropathy.