f2d949ad_agement_guide___OBG_Management__Lesions
[Disorder] Pemphigoid gestationis3,5 [Diagnosis and sequelae] Mean onset at 21 weeks; postpartum in 20% of cases Direct immunofluorescence microscopy shows linear C3 deposition Newborn may be small for gestational age, but no associated morbidity or mortality [Treatment] Oral corticosteroids, 20–60 mg/d OR Intravenous immunoglobulin OR Cyclosporine in refractory cases [Recurrence] Frequent; skips a pregnancy 8% of the time [Lesions] 
Erythematous papules that progress to vesicles and bullae, in a periumbilical distribution that spares the face, palms, and soles
6 skin disorders of pregnancy: A management guide : OBG Management
Lesions