Diabetic ketoacidosis is extremely rare and can pose a serious threat to both the mother and the fetus. The diagnosis of euglycemic diabetic ketoacidosis (eu-DKA) is based on the readings of the biochemical triad, namely blood glucose (below 200mg/dL), increased anion gap metabolic acidosis, and ketonemia. COVID-19 infection can cause ketoacidosis, with very few cases of eu-DKA reported in COVID-19-positive pregnant women.

Case presentation A 29-year-old woman was admitted to the hospital at 34 weeks of gestation due to bilateral COVID-19 pneumonia and metabolic ketoacidosis. The patient also reported a decrease in food intake for the past few days. Clinical examination BMI - 31.5 kg/m2 HbA1c – 5.9% (initial glycosylated Hb) Suboptimal metabolic control Plasma glycemia – 9.4 mmol/L Hematological investigation  Mild normochromic normocytic anemia Leucopenia Plateletopenia with increased…