• Myasthenic crisis requiring ventilation may be precipitated by the
stress of labour and delivery, inadvertent change in medication or
surgery
• Atropine is a muscarinic antagonist - nicotinic receptors are affected in myasthenia gravis, so atropine is not effective
• Trans-placental passage of antibodies may cause neonatal myasthenia
gravis with poor suckling, feeble cry and respiratory difficulties
• Polyhydramnios is a recognised complication - swallowing difficulties in the fetus
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