“…Predisposing factors vary with age. Diabetes mellitus, chronic alcoholism, malnutrition and immunosuppressive therapy are underlying disorders for affected adults whereas predisposing and etiological factors differ in neonates including prematurity, trauma, poor hygiene, systemic infections, insect bite, burns, circumcision, disorders of immune system, anorectal and periurethral diseases, strangulated hernia, phimosis, omphalitis, varicella infection, procedures in perineal region, instrumentation of urethra and hematologic malignancies ( 1 , 2 , 5 , 11 ). Acute myeloid leukemia, M4, was the etiology of FG in our case.…”