Primary pain disorders (formerly “functional pain syndromes”) are common, under-
diagnosed and under-treated in children and teenagers. This manuscript reviews key …

Background: Medically unexplained physical symptoms, commonly referred to as functional
somatic symptoms (FSS), are common in pediatric medical settings and associated with …

Objective We aimed to review the literature regarding epidemiology of functional abdominal
pain disorders in children and to assess its geographic, gender and age distribution …

Chronic pain in childhood and adolescence has been shown to heighten the risk for
depressive and anxiety disorders in specific samples in adulthood; however, little is known …

Design. In a longitudinal study, 335 children ages 8, 11 and 14, first studied in 1989 were
followed-up on two occasions in 1991 and 2002. The subjects filled in questionnaires on …

Objective. The prevalence of psychiatric disorder in children and adolescents with functional
recurrent abdominal pain (RAP) is unknown. Our aim was to determine whether RAP is …

OBJECTIVE: To examine the associations of somatic complaints with DSM-III-R-defined
depression, anxiety disorders, conduct disorder, oppositional defiant disorder, and attention …

It has been estimated that over 80% of the population will report low back pain (LBP) at
some point in life, and each year 7% of the adult population consult their GP with symptoms …

OBJECTIVE Recurrent abdominal pain (RAP) of childhood is a common problem
encountered by clinicians. The aim of this study was to systematically review published …

A few studies of long-term outcomes for pediatric functional abdominal pain (FAP) have
assessed acute non-abdominal pain at follow-up, but none has assessed chronic pain. We …