Hyperglycaemia associated...

A 51-year-old man came to the hospital due to worsening fatigue. He reported having tested positive for COVID-19 two month prior, in which he had fever and cough, but the symptoms were mild, and he did not require hospital treatment. However, since then, he had been feeling fatigued, lack of energy, and anorexia. Two weeks prior, he started having polyuria and polydipsia. Later he developed nausea and vomiting for the past two days. He also reported some weight loss during this period but denied any other symptoms. None of the family members had DM nor cardiovascular diseases. He denied previous medical problems, did not drink alcohol nor used any drugs. Vital signs were normal. BMI was 34. Systemic physical examination was unremarkable. Chest X-ray (CXR) was normal. Repeat SARS-CoV-2 RT-PCR was negative. Blood test results revealed hyperglycaemia, high anion-gap metabolic acidosis, and ketonemia. He received treatment with subcutaneous insulin, aggressive intravenous hydration, electrolytes replacement and supportive measures. The patient was discharged with a subcutaneous insulin regimen on day 3.