“…Therefore delivery at a hospital with a neonatal unit is necessary. Maternal antibodies crossing the placental barrier cause this condition [1,33,34]. According to their half-life, the symptoms resolve within 8-16 weeks, but may also include therapy, e. g. with pyridostigmine or neostigmine, rare- CPAP ventilation, sufficient independent respiration after 8 min ▪ General muscle hypotonia, sucking and swallowing not possible ▪ Therapy with pyridostigmine iv, resulting in significant improvement ▪ AChR antibodies in newborn > 13.0 pmol/l ▪ Inpatient treatment until 19th day postpartum, pyridostigmine orally ▪ On day 30 postpartum, outpatient treatment, hearty crying, spontaneous movement, still no strong mouth closing, oral nutrition possible, weight gain to 3050 g ▪ Afterward gradual reduction/discontinuation of pyridostigmine therapy ▪ No exacerbation of myasthenia in mother during pregnancy or immediately afterward ly require temporary mechanical ventilation.…”