The document discusses various perinatal emergencies involving the urinary tract including obstruction, neural tube defects, solid masses, and intersex disorders. It outlines evaluation and treatment approaches for conditions diagnosed during the antenatal period such as bladder exstrophy, prune belly syndrome, and myelodysplasia. The document also covers evaluation and management of scrotal masses, pediatric scrotal tumors, and various intersex disorders including congenital adrenal hyperplasia.