Table 1.

Patients characteristics and data collected.

Patients	Data
Total	30 patients
Males	26 patients (86.7%)
Females	4 patients (13.3%)
Males: Females Ratio	6.5:1
Age	Mean 9.23 years; range 6–15 years
Age at diagnosis	Mean 8.53 years; range 5–15 years
Antibiotic therapy	27 patients (90%)
Time from starting antibiotic therapy	Mean 10 months; range 6–12 months
Other drugs	6 patients (20%)
Normal cardiologic findings	11 patients (36.7%)
Cardiac auscultation abnormalities	18 patients (60%)
ECG abnormalities	2 patients (6.6%)*
Echocardiography abnormalities	6 patients (20%)**
High anti-streptolysine O titer (ASLOT)	23 patients (76.7%)

^*One patient with a previous diagnosis of Wolf-Parkinson-White Syndrome.

^**One patient with oval foramen patency (POF).