Objective: Preterm Ovarian Hyperstimulation Syndromeis a rare condition, presented with swollen genitalia in preterm female infants. The laboratory results detect elevated levels of estradiol and gonadotropins, while an ultrasound examination often verifies ovarian cysts. The cause of the condition is an immature hypothalamic-pituitary-gonadal axis. Methods/Results/Conclusion. We are going to show a mini series of three patients with preterm ovarian hyperstimulation syndrome with different clinical courses.

Kawasaki disease is the second most common vasculitis of childhood, so it should be included in the differential diagnosis for any child with a prolonged unexplained fever. Atypical Kawasaki disease should be taken into consideration in cases when not all clinical criteria are present but coronary abnormalities are documented.

Immaturity of ganglion cells is a rare form of dysganglionosis that belongs to the group of dysmorphic types