Novel hydroxymethylbilane synthase gene mutation identified and confirmed in a woman with acute intermittent porphyria: A case report

Figure 5 A timeline of her three pregnancies. She had her first pregnancy and gave birth to a boy in February, 2017; she had a second pregnancy in March, 2018, but had a spontaneous abortion due to an acute attack of acute intermittent porphyria (AIP); she became pregnant for the third time in September, 2018, but had an abortion because of the acute attack of AIP.