GPT and infectious disease: While on the ward, two febrile episodes were noted, with all other observations remaining normal. Blood tests the following day also included liver function tests, which showed derangement more predominantly affecting the alanine transaminase (ALT) level compared to the alkaline phosphatase (ALP) level. Given there was no deterioration in his symptoms and his observations remained stable, he was subsequently discharged with outpatient follow-up under the infectious diseases team.