Dacryocystocele (mucocele, amniocele) is a relatively rare variant of nasolacrimal duct obstruction which refers to the cystic dilatation of lacrimal pathway above and below the lacrimal sac. It is a benign pathology and can be treated successfully after birth, but its prenatal detection is important, because it may be seen in numerous syndromes and may serve as their marker. Bilateral cysts ha...

Comment. Deficiency of MBL has been correlated with a variety of infections in otherwise healthy individuals but may also enhance susceptibility to certain infections in persons receiving chemotherapy or those with secondary immunosuppression for other reasons. Genetic polymorphism explains the range of serum concentrations of MBL found in the general population, with severe serum MBL deficienc...