In South Africa, the 2019 guidelines on HDP recommend that gestational hypertension should be followed-up weekly in the antenatal clinic after initial evaluation with serum creatinine, haemoglobin concentration, ALT, platelet counts and ultrasonography for foetal evaluation to excluded PE.3 Unfortunately, the follow-up laboratory tests and frequency of the testing in gestational hypertension and PE are not clearly stated in the same guidelines. The gene discussed is GPT; the disease is preeclampsia.