Incomplete Kawasaki disease, known to some as iKD, should be of concern all working with acutely sick children. A paper published in this issue of Journal of Pediatric Infectious Diseases contributes to the substantial body of literature on this condition. The findings reinforce two points. Firstly, this condition is relatively common in those practices where clinicians are vigilant: it may comprise more than 10% of the total Kawasaki caseload. Secondly, a proportion of the patients rapidly develop coronary artery damage. It follows that there is a clear risk of missing small numbers of children with coronary artery changes, some significant.

Headache is a common complaint, occurring in more than 90 percent of school age children. The frequency increases with increasing age and the etiologies range from school problems to life-threatening infections and brain tumors.

Recurrent abdominal pain without an underlying organic disease (RAP) is a common childhood symptom, accounting for up to 4% of all paediatric office visits (1) and affecting up to 18% of children (2). The first definition of recurrent abdominal pain was established in 1958 for children with at least three bouts of pain over a period greater than three months, with the pain being severe enough to affect activity (3). This definition covers a wide range of symptom frequency, intensity and associated disability (4).

Sigh syndrome, which involves irrepressible, persistent sighing, may be stressful for the patient, but it’s benign