Hypoglycemia occurred in three patients (10%) during the fasting day but not during the nonfasting day (P = 0.23). Hypoglycemia was asymptomatic in two cases.
[ncbi.nlm.nih.gov]
Hypoglycemia may be a presenting symptom; therefore, laboratory investigation for hypoglycemia should include serum cortisol, drawn at the time of hypoglycemia.
[hindawi.com]
Often insidious in onset, patients may present in shock due to increased stress Malaise, lassitude, fatigue, weakness, anorexia, weight loss, nausea, vomiting, hypotension, hypoglycemia
[pathologyoutlines.com]