1.The Price of Poor Glycemic Control Before and During Pregnancy: Gestational Hypertriglyceridemia
Pei Shin Lee ; Poh Shean Wong ; Fauzi Azizan Bin Hj Abdul Aziz
Journal of the ASEAN Federation of Endocrine Societies 2026;41(S1):49-
Introduction:
Severe hypertriglyceridemia, though rare in pregnancy,
is a clinically significant condition that poses substantial
maternal and perinatal risks.
Case:
We present a case of a 42-year-old pregnant female
with class I obesity and pre-existing type 2 diabetes
mellitus, with a booking hemoglobin A1c 12.1%. Her
poorly controlled diabetes was complicated by nephrotic
syndrome, with a 24-hour urine protein 4.9 g/day. She
also had bilateral diabetic retinopathies requiring multiple
sessions of panretinal photocoagulation. Throughout the
pregnancy, her triglycerides rose progressively, peaking
at 30 mmol/L by 33 weeks. Investigations revealed normal
thyroid function, urea 4.8 mmol/L, creatinine 66 umol/L,
and albumin 26 g/dL. The patient was hospitalized at 33
weeks of gestation and started on an intravenous insulin
infusion along with a very low-fat, low-carbohydrate
diet prescribed by a dietitian. Pulmonary embolism was
diagnosed during evaluation for maternal tachycardia, and
subcutaneous enoxaparin was initiated. One week after
admission in 35 weeks of gestation, the baby was delivered
via emergency Caesarean section due to fetal distress. The
baby was small for gestational age, with a birth weight of
1.9 kg, below the 10th percentile for gestational age, and
required admission to the neonatal intensive care unit with
oxygen support for pneumonia-related respiratory distress.
Post-delivery, intravenous insulin infusion and dietary
control were continued, reducing her triglyceride level to
the lowest level of 8.3 mmol/L. Both mother and baby were
discharged well. Lipid-lowering agents such as rosuvastatin
and fenofibrate were started after breastfeeding stopped,
aiming to normalize her triglyceride levels.
Conclusion
Hypertriglyceridemia in this patient was the result of
uncontrolled diabetes mellitus with nephrotic-range
proteinuria. Severe hypertriglyceridemia can cause acute
pancreatitis and/or hyperviscosity syndrome, both of
which are life-threatening to the mother and baby. Thus,
rapid reduction of triglyceride levels is crucial. This case
highlights the importance of achieving good diabetes
control prior to pregnancy, with strict adherence to
treatment and enhanced patient education.
Female
;
Pregnancy
;
Glycemic Control
;
Hypertriglyceridemia
2.Concurrent Diabetic Ketoacidosis and Thyroid Storm in Late Pregnancy: A Rare Dual Endocrine Emergency
Sarojini Devi Simanchalam ; Wong Poh Shean ; Noor Lita Adam ; Lee Pei Shin ; Fauzi Azizan
Journal of the ASEAN Federation of Endocrine Societies 2026;41(S1):66-
Introduction:
Diabetic ketoacidosis (DKA) and thyroid storm are
individually rare but potentially fatal endocrine crises
in pregnancy. Each carries significant maternal and fetal
morbidity, with mortality risk compounded when they
occur concomitantly. Physiological and pharmacokinetic
changes of pregnancy, combined with overlapping
symptoms, necessitate urgent treatment strategies.
Case:
A 29-year-old G2P2 female at 29 weeks’ gestation, with
poorly controlled type 2 diabetes mellitus (hemoglobin
A1c 8.1%) on a basal–bolus insulin regimen and Graves’
disease managed with carbimazole, non-adherent to medications, presented with fever, vomiting, and dyspnea. On
examination, she was tachycardic (HR 138 bpm), hypotensive (BP 94/60 mmHg), and hypoxic. Laboratory investigations revealed hyperglycemia (glucose 27.1 mmol/L), severe metabolic acidosis (pH 7.02, bicarbonate 4.9
mmol/L), and elevated serum ketones (4.6 mmol/L), consistent with DKA. Thyroid function tests showed suppressed
thyroid-stimulating hormone (<0.005 mIU/L) and elevated
free T4 (28.2 pmol/L), with a Burch–Wartofsky score of 70.
Unfortunately, intrauterine fetal demise was confirmed
upon the patient’s presentation to the emergency department. She was intubated and admitted to the intensive care
unit, receiving fluid resuscitation judiciously according to
the DKA regimen, with frequent assessment of volume
status. Intravenous insulin and potassium supplements
were commenced concurrently. Metabolic stabilization was
achieved within 24 hours. Carbimazole, propranolol, Lugol’s iodine, and intravenous hydrocortisone were started
for treatment of thyroid storm. A breech-assisted vaginal
delivery was performed, and her postpartum course was
uneventful.
Conclusion
The case reveals the catastrophic potential of concurrent
DKA and thyroid storm in pregnancy, where rapid
maternal deterioration and poor fetal outcomes can occur
despite timely intervention. High clinical suspicion,
early biochemical confirmation, and coordinated
multidisciplinary management are vital. Precipitating
factors, particularly medication non-adherence, must
be addressed through intensive patient education and
structured follow-up to prevent recurrence.
Female
;
Pregnancy
;
Diabetic Ketoacidosis
;
Thyroid Crisis


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